{"title":"Minimalist Puzzles","description":"\u003cp\u003eA minimalist puzzle is a puzzle where the challenge lives entirely in the logic, not the aesthetics - clean shapes, no unnecessary decoration, just the pure solving experience.\u003c\/p\u003e\n\n\u003cp\u003eThese puzzles don't shout. They don't explain themselves. They don't beg for attention.\u003c\/p\u003e\n\n\u003cp\u003eEvery puzzle in this collection is stripped down to its essentials - form, balance, and logic. No decoration. No gimmicks. Nothing to distract you from the problem itself.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for people who appreciate clarity, calm, and intentional design. If you believe less can be more - this collection is for you.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e designers, architects, people who appreciate clean aesthetics, and gift-givers looking for something elegant that won't look out of place on a shelf.\u003c\/p\u003e\n\n\u003ch2\u003eWhat Makes a Puzzle \"Minimalist\"?\u003c\/h2\u003e\n\n\u003cp\u003eMinimalist puzzles focus on:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSimple shapes\u003c\/li\u003e\n  \u003cli\u003eNeutral or natural colors\u003c\/li\u003e\n  \u003cli\u003eClean lines and symmetry\u003c\/li\u003e\n  \u003cli\u003eNo unnecessary text or instructions\u003c\/li\u003e\n  \u003cli\u003eDifficulty that comes from structure, not tricks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThey're harder than they look - and that's the point.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat is a minimalist puzzle?\u003c\/h3\u003e\n\u003cp\u003eA minimalist puzzle is a puzzle where the challenge comes entirely from logic and structure - not from visual complexity or decoration. Clean shapes, neutral colors, no instructions printed on the surface. The design is stripped back so there's nothing between you and the problem itself. That simplicity is exactly what makes them so satisfying to solve.\u003c\/p\u003e\n\n\u003ch3\u003eWhat makes minimalist puzzles different from regular puzzles?\u003c\/h3\u003e\n\u003cp\u003eMost puzzles rely on visual noise - bright colors, themed imagery, printed clues - to signal difficulty or guide you toward the solution. Minimalist puzzles don't do that. The difficulty lives in the geometry, the balance, the logic of the pieces themselves. Nothing is there to help you. That sounds harder, because it is. But it also means the moment something clicks, it's entirely yours.\u003c\/p\u003e","products":[{"product_id":"4l-puzzle","title":"4L Puzzle | Pack 4 L Pieces In Box","description":"\u003cp\u003eThe goal of the 4L Puzzle is to fit the 4 L-shaped pieces inside the restricted box. How hard can it be?\u003c\/p\u003e\u003cp\u003eWell - it's much harder than it looks. Putting three pieces inside is easy, but most people will struggle for HOURS to fit the 4th piece...\u003c\/p\u003e\u003cp\u003e...That is, if they ever do.\u003c\/p\u003e\u003cp\u003eThe 4L puzzle was awarded an honorable mention in the 2015 International Puzzle Party for its ingenious design.\u003c\/p\u003e\u003cp\u003eDesigned by Yasuhiro Hashimoto.\u003c\/p\u003e\u003cp\u003eUpdate 1.1: Color changed from Wood \u0026amp; Red to Marble \u0026amp; Turquoise, strengthened lid durability.\u003c\/p\u003e\u003ch2\u003eWho Is This For?\u003c\/h2\u003e\u003cp\u003ePerfect for adults who love a deceptively simple challenge. A crowd-pleasing gift that fits in a pocket but delivers hours of frustration. If you know someone who thinks they are good at puzzles - this is the one to test that theory.\u003c\/p\u003e\u003ch2\u003ePuzzle Specs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Expert\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 4 L-shaped pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 3D-printed PLA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Ages 14+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAward:\u003c\/strong\u003e Honorable Mention, 2015 International Puzzle Party\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat Makes It Hard?\u003c\/h2\u003e\u003cp\u003eFour identical L-shaped pieces. One small box. It sounds like it should work - until it doesn't. Every time you get three pieces settled, the fourth refuses to cooperate. The geometry feels wrong in every orientation you try.\u003c\/p\u003e\u003cp\u003eThat's not an accident. The solution requires a spatial insight that most people never consider - because nothing in everyday experience prepares you for it. When it finally clicks, the reaction is always the same: disbelief, then a big grin.\u003c\/p\u003e\u003cp\u003eThat moment is the whole point of this puzzle. It's not about brute force. It's about seeing something you couldn't see before.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThink you can crack it? 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Add Galette to your cart.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":46500536615079,"sku":"","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/galette_marble.png?v=1782028494"},{"product_id":"6-piece-star-puzzle","title":"6-Piece Star Puzzle | Star Brainteaser","description":"\u003cp\u003eThe 6-Piece Star Puzzle was one of the first puzzles I ever solved. I remember taking it apart for the first time - what a surprise that was! Putting it back together is the real challenge.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuick Summary:\u003c\/strong\u003e The 6-Piece Star Puzzle is a classic 3D-printed mechanical brainteaser - 6 interlocking pieces that come apart easily but fight to go back together. Difficulty: Easy. Solve time: 5-30 min. 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It's tactile, portable, and endlessly re-solvable - the kind of puzzle you keep on your desk to hand to the next person who says they're bored.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat is the 6-Piece Star Puzzle?\u003c\/h4\u003e\n\u003cp\u003eThe 6-Piece Star Puzzle is a 3D-printed interlocking mechanical puzzle. You disassemble the star shape into 6 individual pieces and then reassemble it - no tools, no instructions, one correct solution.\u003c\/p\u003e\n\n\u003ch4\u003eHow hard is the 6-Piece Star Puzzle?\u003c\/h4\u003e\n\u003cp\u003eIt's rated Easy - one of the most approachable puzzles in the Greg Puzzles catalog. Most solvers crack it in 5-30 minutes, though first-timers often find reassembly trickier than expected.\u003c\/p\u003e\n\n\u003ch4\u003eIs the 6-Piece Star Puzzle a good gift?\u003c\/h4\u003e\n\u003cp\u003eYes. At Easy difficulty, it's one of the best entry-level mechanical puzzle gifts - compact, beautifully shaped, and satisfying for curious minds.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Marble White","offer_id":46556039053479,"sku":"","price":15.0,"currency_code":"USD","in_stock":true},{"title":"Oreo","offer_id":46556039086247,"sku":"","price":17.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/6_piece_star_marble.png?v=1782038337"},{"product_id":"2-piece-pyramid","title":"2 Piece Pyramid Puzzle | Make a Pyramid With 2 Identical Pieces","description":"\u003cp\u003eCan you assemble a pyramid using 2 identical pieces? \u003c\/p\u003e\n\u003cp\u003eDeceptively simple - this awe-inspiring, classic pyramid puzzle can trick even the sharpest of minds.\u003c\/p\u003e\n\n\u003cp\u003eWhat's special about 2-Piece Pyramid:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDevelops spatial imagination\u003c\/li\u003e\n\u003cli\u003eCreativity boosting solution\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSleek, modern design\u003c\/li\u003e\n\u003cli\u003eA staple for your coffee table\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLow difficulty, lots of fun!\u003cbr\u003e\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":46579606618279,"sku":"","price":6.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/2_piece_pyramid_marble.png?v=1781971905"},{"product_id":"baby-puzzle","title":"Baby Puzzle | Easy 2-Piece Jigsaw","description":"\u003ch2\u003eQuick Summary\u003c\/h2\u003e\n\n\u003cp\u003eThe Baby Puzzle is a deceptively simple 2-piece jigsaw puzzle designed to challenge your spatial intuition. Your goal: pack both curved jigsaw pieces into the tray. It looks effortless - it isn't. Easy difficulty, 2 pieces, 5-30 min solve time. Designed by Katarn.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e first-time puzzle solvers, beginners, or anyone looking for a satisfying entry into mechanical puzzles or a playful gift.\u003c\/p\u003e\n\n\u003ch2\u003eOnly 2 Pieces. How Hard Can It Be?\u003c\/h2\u003e\n\n\u003cp\u003eThat's exactly what most people think. Then they spend ten minutes rotating the same piece in circles wondering what they're missing.\u003c\/p\u003e\n\n\u003cp\u003eThe Baby Puzzle uses two asymmetric jigsaw shapes that look like they should drop right in - but spatial intuition doesn't always agree with reality. Getting the orientation right requires a small but genuine mental shift. And when it clicks? That moment of discovery is genuinely rewarding.\u003c\/p\u003e\n\n\u003cp\u003eSimple goal, real challenge, satisfying solve.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Experience\u003c\/h2\u003e\n\n\u003cp\u003eThe pieces are 3D printed with a clean, tactile finish - solid in your hands, not flimsy. You'll feel the weight of a well-made object the moment you pick it up. As you work through the orientations, there's a growing sense that you're close - and then the two pieces settle flat into the tray with a satisfying click that makes the whole thing worth it.\u003c\/p\u003e\n\n\u003cp\u003eThat click is the payoff.\u003c\/p\u003e\n\n\u003cp\u003eIt sounds easy. The spatial challenge surprises most solvers. 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Best for: experienced puzzle solvers who want a genuinely difficult spatial challenge and enjoy puzzles that reward methodical, patient thinking over quick intuition.\u003c\/p\u003e\u003cp\u003eGeneTIC is a Turning Interlocking Cube puzzle designed by Andrew Crowell. The goal is simple to state: fit all pieces together into a 4x4x4 cube. The execution is anything but. Ships assembled. Take it apart - that's your starting point.\u003c\/p\u003e\u003ch2\u003eWhat Makes GeneTIC Different?\u003c\/h2\u003e\u003cp\u003eAmong Andrew Crowell's TIC series, GeneTIC stands out for one reason - move count. At 26 total moves to solve, it demands more from you than almost any other puzzle in the lineup. This isn't a puzzle you crack in a sitting. It's an endurance challenge. Each move has to be earned. The sequence is long, the path is non-obvious, and the last piece alone requires 7 moves to seat correctly. 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And that changes everything.\u003c\/p\u003e\u003ch2\u003eWhat Makes It Hard\u003c\/h2\u003e\u003cp\u003eWith a standard interlocking puzzle, you slide pieces in and out. You find the right order. You back up and try again. HepTIC asks more than that.\u003c\/p\u003e\u003cp\u003eThe last piece alone requires 7 moves to place. Not one. Not two. Seven. And they are not obvious moves. You will find a position that looks right - then realize a rotation you made three steps back closed off the path you needed. So you back up. You try again. You second-guess the move that felt correct.\u003c\/p\u003e\u003cp\u003e13 total moves to solve the full puzzle. Each one matters. Miss the sequence and you are starting over.\u003c\/p\u003e\u003cp\u003eThat is not frustrating in a bad way. That is the puzzle doing exactly what it was designed to do.\u003c\/p\u003e\u003ch2\u003eHow It Feels to Solve\u003c\/h2\u003e\u003cp\u003eThe pieces are machined to fit precisely. The cube is 60x60x60mm - compact, solid, satisfying to hold. When a turn works and a piece drops into place, you feel it. When you finally close the last piece into the cube after working out all 13 moves - that moment is genuinely earned.\u003c\/p\u003e\u003cp\u003eThis is not a puzzle you crack in five minutes. Most solvers will spend serious time on the last piece alone. That is the point.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Experienced puzzle solvers who want a mechanical challenge that requires spatial thinking, patience, and a willingness to work through a multi-step sequence - not just trial and error.\u003c\/p\u003e\u003ch2\u003eQuick Summary\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigner:\u003c\/strong\u003e Andrew Crowell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Turning Interlocking Cube (TIC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoal:\u003c\/strong\u003e Assemble all pieces into a 4x4x4 cube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal moves to solve:\u003c\/strong\u003e 13\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoves for last piece:\u003c\/strong\u003e 7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 60x60x60mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Expert\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolve time:\u003c\/strong\u003e Extended - plan for multiple sessions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003ch3\u003eWhat is HepTIC?\u003c\/h3\u003e\u003cp\u003eHepTIC is a Turning Interlocking Cube puzzle designed by Andrew Crowell. Unlike standard interlocking puzzles where pieces only slide in and out, TIC puzzles require rotational moves during assembly. The goal is to fit all pieces into a 4x4x4 cube using a precise 13-move sequence.\u003c\/p\u003e\u003ch3\u003eHow hard is HepTIC?\u003c\/h3\u003e\u003cp\u003eHard. This is an expert-level puzzle. The final piece requires 7 moves on its own, and the full solution is 13 moves total. If you are new to interlocking puzzles, this is not the starting point. If you have solved complex interlocking puzzles before and want something that will genuinely challenge you, this is exactly that.\u003c\/p\u003e\u003ch3\u003eIs HepTIC a good gift?\u003c\/h3\u003e\u003cp\u003eYes - for the right person. If you are buying for someone who loves mechanical puzzles, spatial challenges, or the work of designers like Andrew Crowell, this is a thoughtful and impressive gift. It is compact, beautifully made, and the kind of puzzle that stays on the shelf as a trophy once solved. If the person is a casual puzzler or new to the hobby, consider starting them with something lower in difficulty first.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":46858600874151,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/heptic_marble.png?v=1782203969"},{"product_id":"hypnotic-puzzle","title":"HypnoTIC Puzzle | Turning Interlocking Cube","description":"\u003ch2\u003eCan you fit all the pieces into a 4x4x4 cube?\u003c\/h2\u003e\u003cp\u003eSounds simple enough. Four pieces, one cube, one goal. But HypnoTIC is not a simple puzzle.\u003c\/p\u003e\u003cp\u003eDesigned by Andrew Crowell - one of the sharpest minds in Turning Interlocking Cube design - HypnoTIC earns its name. The pieces twist and turn in ways that feel almost hypnotic to work through. Every move you think is right sends something else out of place. Every near-solution reveals a new problem.\u003c\/p\u003e\u003cp\u003eThe goal is straightforward: assemble all the pieces into a clean 4x4x4 cube. That's it. No tricks explained up front. No hints built into the shape. Just you, the pieces, and a solution that takes exactly 17 moves to reach - with 4 of those moves reserved for the very last piece.\u003c\/p\u003e\u003cp\u003eThat last piece is where most solvers fall apart.\u003c\/p\u003e\u003cp\u003eYou can see where it needs to go. You can almost feel the path. But getting it there - in exactly the right sequence, without disturbing everything you've already placed - is genuinely difficult. The turning mechanic that makes TIC puzzles special is also what makes HypnoTIC so stubborn. Pieces don't just slide. They rotate. And each rotation has consequences.\u003c\/p\u003e\u003cp\u003eThis is not a puzzle you brute-force. It rewards patience, spatial thinking, and a willingness to undo progress and start a sequence over from a different angle. First-time solvers often spend more time than they expect. That's not a flaw. That's the design working exactly as intended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Puzzle solvers who enjoy 3D assembly challenges and want something that will genuinely push their spatial reasoning - not just keep them busy for ten minutes.\u003c\/p\u003e\u003ch3\u003eQuick Summary\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Challenging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolve time:\u003c\/strong\u003e Longer than you think\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 60x60x60mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoves to solve:\u003c\/strong\u003e 17 total - 4 moves for the last piece\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned by:\u003c\/strong\u003e Andrew Crowell\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003ch3\u003eWhat is HypnoTIC?\u003c\/h3\u003e\u003cp\u003eHypnoTIC is a Turning Interlocking Cube puzzle designed by Andrew Crowell. The goal is to assemble all pieces into a 4x4x4 cube. What makes it a TIC puzzle - and what makes it hard - is that the pieces don't just slide into place. They turn. That turning mechanic is what gives the puzzle its character and its difficulty.\u003c\/p\u003e\u003ch3\u003eHow hard is it?\u003c\/h3\u003e\u003cp\u003eIt's harder than it looks. Four pieces sounds manageable. But the turning mechanic adds a layer of complexity that catches most solvers off guard. The solution requires 17 moves in the right sequence, and the final piece demands precise setup to place correctly. Expect to invest real time before the cube comes together cleanly.\u003c\/p\u003e\u003ch3\u003eIs HypnoTIC a good gift?\u003c\/h3\u003e\u003cp\u003eYes - if you know the person well. This is a great fit for someone who already enjoys puzzles and wants a genuine challenge. It's compact, well-crafted, and has real replay value as a display piece once solved. If the person you're buying for gets frustrated easily and gives up, this one might not land. But for the right solver, it's a standout gift.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":46858601726119,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/hypnotic_marble.png?v=1782206426"},{"product_id":"mystic-puzzle","title":"MysTIC Puzzle | Turning Interlocking Cube","description":"\u003ch2\u003eWhat is MysTIC?\u003c\/h2\u003e\u003cp\u003eMysTIC is a Turning Interlocking Cube puzzle - a category where pieces don't just slide or stack. They rotate into place. Designed by Andrew Crowell, one of the most respected names in mechanical puzzle design, TIC puzzles are built around a deceptively simple goal: assemble all pieces into a 4x4x4 cube. The catch? The pieces interlock through a sequence of precise rotational moves. Get the order wrong and you're stuck.\u003c\/p\u003e\u003cp\u003eAndrew's design philosophy is tight. Every move is intentional. No filler steps, no lucky guesses. MysTIC sits at 15 total moves - with 9 of those required just for the last piece. That makes it the most approachable entry point in the TIC series. Challenging enough to make you think. Satisfying enough to make you want more.\u003c\/p\u003e\u003cp\u003eIf you've never solved a TIC puzzle before, start here. The move count is low enough to stay manageable, but the mechanism still surprises you. That moment when the last piece clicks into place? Worth every wrong turn.\u003c\/p\u003e\u003ch2\u003eSpecs \u0026amp; Difficulty\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoves:\u003c\/strong\u003e 15 total (9 for last piece)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLevel:\u003c\/strong\u003e Intermediate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 60x60x60mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 3D-printed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShips:\u003c\/strong\u003e Disassembled\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eReady for More?\u003c\/h2\u003e\u003cp\u003eOnce MysTIC clicks, the TIC series goes much deeper. \u003ca href=\"\/products\/dectic-puzzle\"\u003eDecTIC\u003c\/a\u003e steps up the complexity with 4 pieces and a harder move sequence. \u003ca href=\"\/products\/genetic-puzzle\"\u003eGeneTIC\u003c\/a\u003e pushes further with 5 pieces and a longer solve. Both are built on the same satisfying mechanism - just with a lot more to figure out.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":46858603856039,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/mystic_marble.png?v=1782206653"},{"product_id":"skeptic-puzzle","title":"SkepTIC Puzzle | Turning Interlocking Cube","description":"\u003ch2\u003eCan you fit all the pieces into a 4x4x4 cube?\u003c\/h2\u003e\u003cp\u003eSounds simple. It isn't.\u003c\/p\u003e\u003cp\u003eSkepTIC is a Turning Interlocking Cube puzzle designed by Andrew Crowell - a designer whose specialty is exactly this: puzzles that look like they should go together, but refuse to cooperate until you find the move you never expected.\u003c\/p\u003e\u003cp\u003eYour goal is straightforward. Fit all the pieces into a 4x4x4 cube. That's it. No tricks in the rules. All the tricks are in the pieces.\u003c\/p\u003e\u003ch2\u003eHow it actually feels to solve\u003c\/h2\u003e\u003cp\u003eYou'll find a position that seems right. Pieces align, everything looks promising - then one piece blocks another, and you're back to square one. That's the SkepTIC experience. It doesn't fight you with brute resistance. It fights you with logic.\u003c\/p\u003e\u003cp\u003e21 total moves to complete the solve. 12 of those moves belong to the last piece alone. That's not a typo. The final piece requires a 12-move sequence - meaning you can have everything else perfectly placed and still be completely stuck if you haven't found the path.\u003c\/p\u003e\u003cp\u003eMost solvers will get close. Getting close is part of what makes it hard. Close feels like almost there. It's rarely almost there.\u003c\/p\u003e\u003cp\u003eThe turning mechanism is what sets TIC puzzles apart from standard interlocking puzzles. Pieces don't just slide or drop in. They rotate. That rotation is how you unlock the sequence - and it's exactly what most people miss on their first few attempts.\u003c\/p\u003e\u003cp\u003eThis is not a puzzle you brute-force. You have to think in moves, not positions.\u003c\/p\u003e\u003ch2\u003eBest for:\u003c\/h2\u003e\u003cp\u003eExperienced puzzle solvers who want a genuine challenge. If you've worked through standard interlocking puzzles and want something that actually makes you work - this is the next step. Also a strong pick for anyone who appreciates clever mechanical design, not just the solve.\u003c\/p\u003e\u003ch2\u003eQuick Summary\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Turning Interlocking Cube (TIC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigner:\u003c\/strong\u003e Andrew Crowell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Advanced\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal moves to solve:\u003c\/strong\u003e 21\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoves for last piece:\u003c\/strong\u003e 12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolve time:\u003c\/strong\u003e Expect multiple sessions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 60x60x60mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003ch3\u003eWhat is the SkepTIC puzzle?\u003c\/h3\u003e\u003cp\u003eSkepTIC is a Turning Interlocking Cube puzzle designed by Andrew Crowell. Your goal is to fit all pieces into a 4x4x4 cube. Unlike standard interlocking puzzles, the pieces rotate - which is how the sequence unlocks, and why it's significantly harder than it first appears.\u003c\/p\u003e\u003ch3\u003eHow hard is it?\u003c\/h3\u003e\u003cp\u003eHard. This is not a beginner puzzle. The solve requires 21 total moves, with 12 moves just for the final piece. If you're new to mechanical puzzles, this will be frustrating in the wrong way. If you have experience and want a real challenge, it delivers.\u003c\/p\u003e\u003ch3\u003eIs SkepTIC a good gift?\u003c\/h3\u003e\u003cp\u003eYes - for the right person. If they already enjoy puzzles and want something that will genuinely test them, SkepTIC is an excellent pick. It's compact, well-made, and the kind of puzzle that stays on the desk until it's solved. Not recommended as a first puzzle for someone new to the hobby.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":46858606575783,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/skeptic_marble.png?v=1782211596"},{"product_id":"key-and-keyway-cube","title":"Key and Keyway Cube Puzzle","description":"\u003cp\u003eThe Key and Keyway Cube is an 8-piece interlocking puzzle with one clean goal: assemble a 2x2x2 cube. Sounds simple. It's not.\u003c\/p\u003e\n\u003cp\u003eEach of the 8 smaller cubes has keys and keyways cut directly into the pieces. They slide together in a specific sequence. Get the order wrong and you'll hit a wall fast. Get it right and you'll feel every satisfying click as the cube locks into place.\u003c\/p\u003e\n\u003cp\u003eThis is a medium difficulty puzzle - suitable for ages 14 and up. Expect to spend 30-60 minutes working it out. Maybe more on your first attempt.\u003c\/p\u003e\n\u003ch2\u003eWhat Makes It Special\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eKey-and-keyway mechanism.\u003c\/strong\u003e The interlocking system is built into each piece. No magnets. No tricks. Just precise geometry that only fits together one way.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTactile feedback.\u003c\/strong\u003e The clicks and slides as pieces come together are genuinely satisfying. This is a puzzle you can feel solving.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarble stand included.\u003c\/strong\u003e The puzzle comes with a marble display stand. The pieces are 3D-printed in turquoise. It looks great on a desk when you're not puzzling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned by John Kelly of Circle and Dot.\u003c\/strong\u003e A revived design. We're glad to bring it back.\u003c\/p\u003e\n\u003ch2\u003eWho Is This For?\u003c\/h2\u003e\n\u003cp\u003eThis one is for interlocking puzzle fans who want something compact and repeatable. It's great for anyone who keeps a puzzle on their desk - the kind of thing you pick up, take apart, and reassemble without thinking. It also makes a strong gift for puzzle collectors or anyone who appreciates clever mechanical design in a small package.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":46875726119079,"sku":null,"price":31.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/key_keyway_marble.png?v=1781972607"},{"product_id":"tower-of-hanoi-puzzle","title":"Tower of Hanoi | Travel Puzzle","description":"\u003cp\u003eTower Of Hanoi is a classic mechanical puzzle invented back in 1883 in france by the mathematician Edouard Lucas.\u003c\/p\u003e\n\u003cp\u003eThe idea originated from a legend of about a Hindu temple where priests are transferring 64 golden disks, a task that would take 585 billion years to complete at a pace of one move per second! Coincidentally, 585 billion years is 42 times the current estimiate age of our universe, according to science.\u003c\/p\u003e\n\u003cp\u003eThe goal of the puzzle is to move the whole stack of disks from one rod to another, with 3 rules:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eOnly one disk can move at a time\u003c\/li\u003e\n\u003cli\u003eEach move consists of taking a disk and moving it to another rod or stack\u003c\/li\u003e\n\u003cli\u003e\nA disk can only be placed on top of an empty rod or a bigger disk.\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eOur version comes with 7 disks, so once you understand how it works, it can totally be conquered. \u003c\/p\u003e\n\u003cp\u003eAlso, the rods are detachable, which allows for an easy travel mode.\u003c\/p\u003e\n\u003cp\u003eThis puzzle greatly develops mind-muscle connection, mathematical and logical thinking as well as perseverance for boys. Don't worry - it is also a fun challenge for adults. You really can't go wrong with this puzzle as a gift! \u003c\/p\u003e\n\u003cp\u003eSize: 150 x 52 x 42 mm\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47103748800679,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/tower_of_hanoi_marble.png?v=1782070667"},{"product_id":"triumviratic-puzzle","title":"TriumviraTIC Puzzle | Turning Interlocking Cube","description":"\u003cp\u003eTriumviraTIC is a Turning Interlocking Cube puzzle designed by Andrew Crowell, whose specialty is TIC puzzles.\u003c\/p\u003e\n\u003cp\u003eGoal: fit all pieces in a 4x4x4 cube. Ships assembled.\u003c\/p\u003e\n\u003cp\u003e3 Pieces total. Requires a total of 18 moves.\u003c\/p\u003e\n\u003cp\u003eSize: 60x60x60mm\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47128834080935,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/triumviratic_marble.png?v=1782220219"},{"product_id":"tritic-puzzle","title":"TriTIC Puzzle | Turning Interlocking Cube","description":"\u003cp\u003eA Turning Interlocking Cube - or TIC - is a 3D mechanical puzzle where pieces must be rotated in a precise sequence to disassemble and reassemble a cube. What makes TIC puzzles special is that although every single one ends in the same shape, the sequence of moves to get there is completely different each time. Same cube. Totally different journey. Every TIC you pick up is a new challenge you haven't solved before.\u003c\/p\u003e\u003cp\u003eTriTIC is where the 3-piece TIC series starts to get serious.\u003c\/p\u003e\u003cp\u003eIt demands 14 moves to solve. That puts it firmly above TreTIC's 10, and makes it one of the most demanding of the shorter 3-piece TICs. Not quite the top - TriadTIC sits above it at 17 moves - but TriTIC is no warmup. It's a real step up.\u003c\/p\u003e\u003cp\u003eIf you've worked through TreTIC and you're hungry for more, this is the natural next move. The piece count stays the same. The cube looks the same. But the path to solving it? Completely different. That's exactly the point.\u003c\/p\u003e\u003cp\u003eDesigned by Andrew Crowell, who has made TIC puzzles his specialty. Each one is crafted to feel satisfying in hand and genuinely surprising in the solving.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGoal\u003c\/strong\u003e Disassemble and reassemble the cube. Every move has to be right.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e 3 pieces. 14 moves required. 60x60x60mm. Ships assembled.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e Hard. Best for solvers who've already tackled an easier TIC and want more.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47128848990375,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/tritic_marble.png?v=1782212984"},{"product_id":"triptic-puzzle","title":"TripTIC Puzzle | Turning Interlocking Cube","description":"\u003cp\u003eTripTIC is the most-searched TIC puzzle on Greg Puzzles. That's not an accident.\u003c\/p\u003e\u003cp\u003eA Turning Interlocking Cube - or TIC - is a 3D mechanical puzzle where pieces must be rotated in a precise sequence to disassemble and reassemble a cube. What makes TIC puzzles special is that although every single one ends in the same shape, the sequence of moves to get there is completely different each time. Same cube. Totally different journey. Every TIC you pick up is a new challenge you haven't solved before.\u003c\/p\u003e\u003cp\u003eSo why does everyone search for TripTIC first? Because it's the entry point that actually delivers. It's not watered down. It's not easy. It just gives you a fighting chance - and that makes the solve feel incredible.\u003c\/p\u003e\u003cp\u003eTripTIC has just 9 moves. That's the fewest in the entire 3-piece TIC series. Fewer moves sounds easier. And in some ways it is. But fewer moves also means less room for error. Every single rotation matters. There's nowhere to hide a wrong turn.\u003c\/p\u003e\u003cp\u003eIf you're new to TIC puzzles, this is where to start. If you're already hooked, this one belongs in the collection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e3 pieces. 9 moves. 60x60x60mm. Medium difficulty. Designed by Andrew Crowell.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47128856625319,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/triptic_marble.png?v=1782218664"},{"product_id":"tripletic-puzzle","title":"TripleTIC Puzzle | Turning Interlocking Cube","description":"\u003cp\u003eTripleTIC is a 3-piece Turning Interlocking Cube (TIC) puzzle designed by Andrew Crowell - one of the leading designers in the TIC puzzle genre.\u003c\/p\u003e\u003ch2\u003eWhat is a TIC Puzzle?\u003c\/h2\u003e\u003cp\u003eA Turning Interlocking Cube puzzle requires rotating and sliding interlocking pieces to assemble a cube. Unlike standard assembly puzzles, pieces must turn during the solve sequence.\u003c\/p\u003e\u003ch2\u003eWhy TripleTIC Stands Out\u003c\/h2\u003e\u003cp\u003eThree pieces. Nine moves. That's it. On paper, TripleTIC sounds almost too simple - and that's exactly the trap. With only 3 pieces to work with, there's nowhere to hide. Every move matters. The solution is tight, satisfying, and surprisingly hard to find the first time through.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 pieces only\u003c\/strong\u003e - deceptively minimal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9-move solution\u003c\/strong\u003e - short enough to feel achievable, tricky enough to make you work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElegant geometry\u003c\/strong\u003e - fits together into a clean 4x4x4 cube\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow Hard Is It?\u003c\/h2\u003e\u003cp\u003eWith only 9 moves and 3 pieces, TripleTIC is one of the most accessible TIC puzzles available. If you've never tried a Turning Interlocking Cube before, this is the right starting point. Veterans will appreciate the tight, precise solve sequence too.\u003c\/p\u003e\u003ch2\u003eWho Is This For?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSolvers new to TIC puzzles looking for an approachable entry point\u003c\/li\u003e\n\u003cli\u003eGift buyers who want something premium-looking without the brutal difficulty\u003c\/li\u003e\n\u003cli\u003eCollectors of Andrew Crowell designs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDesigner\u003c\/th\u003e\n\u003ctd\u003eAndrew Crowell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePieces\u003c\/th\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMoves\u003c\/th\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003ctd\u003e60x60x60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShips\u003c\/th\u003e\n\u003ctd\u003eAssembled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eAdd TripleTIC to Cart - Assemble the Cube.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47128856952999,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/tripletic_marble.png?v=1782218988"},{"product_id":"triadtic-puzzle","title":"TriadTIC Puzzle | Turning Interlocking Cube","description":"\u003ch2\u003eThree pieces. One cube. How hard can it be?\u003c\/h2\u003e\u003cp\u003eHarder than it looks. A lot harder.\u003c\/p\u003e\u003cp\u003eTriadTIC is a Turning Interlocking Cube puzzle designed by Andrew Crowell, whose specialty is TIC puzzles. Your goal is simple: fit all three pieces together to form a 4x4x4 cube. That's it. No complicated rules, no tricks explained upfront. Just three pieces and a cube waiting to be assembled.\u003c\/p\u003e\u003cp\u003eHere's the catch. This is not a standard interlocking puzzle. The pieces require rotational moves - turns, not just slides. That changes everything. The geometry that looks promising from one angle becomes a dead end the moment you try to commit. You'll get two pieces locked together nicely and feel good about it. Then the third piece goes in partway and stops. So you back out, rotate, try again. Every promising approach seems to unravel right when you think you've cracked it.\u003c\/p\u003e\u003cp\u003e17 moves to solve. That number sounds manageable until you're sitting there with no idea which move is number one. The sequence is non-obvious by design. Finding it is the puzzle.\u003c\/p\u003e\u003cp\u003eThe cube itself is clean and solid - 60x60x60mm, easy to hold, satisfying to handle. When it finally comes together, you feel it click into place in a way that makes the whole struggle worth it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Puzzle solvers who have tackled standard interlocking cubes and want a genuine challenge. Also a sharp gift for anyone who thinks they're good at puzzles - let them find out.\u003c\/p\u003e\u003ch3\u003eQuick Summary\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Challenging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoves to solve:\u003c\/strong\u003e 17\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolve time:\u003c\/strong\u003e Anywhere from 20 minutes to a very long evening\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 60x60x60mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThree pieces, 17 moves, and a sequence that does not give itself away. TriadTIC is one of those puzzles that earns its reputation the moment you pick it up.\u003c\/p\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is TriadTIC?\u003c\/h3\u003e\u003cp\u003eTriadTIC is a Turning Interlocking Cube puzzle - a type of 3D puzzle where the pieces require rotational moves to assemble. It was designed by Andrew Crowell, a specialist in TIC puzzle design. The goal is to fit all three pieces into a 4x4x4 cube using a specific sequence of 17 moves.\u003c\/p\u003e\u003ch3\u003eHow hard is it?\u003c\/h3\u003e\u003cp\u003eGenuinely hard. The three-piece count is deceptive - it suggests this should be quick. It is not. The rotational moves mean standard interlocking logic gets you only so far. Most solvers will spend significant time finding the right sequence. If you're experienced with puzzles, expect a real challenge. If you're newer to mechanical puzzles, expect a longer session and a big payoff when it clicks.\u003c\/p\u003e\u003ch3\u003eIs TriadTIC a good gift?\u003c\/h3\u003e\u003cp\u003eYes - especially for someone who likes puzzles or thinks they're good at them. It looks simple enough to seem approachable but delivers a serious challenge. The design is clean and the quality is solid, so it presents well. And unlike a lot of gifts, this one keeps the recipient occupied for a while.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47128857247911,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/triadtic_marble.png?v=1782218397"},{"product_id":"tretic-puzzle","title":"TreTIC Puzzle | Turning Interlocking Cube","description":"\u003cp\u003eA Turning Interlocking Cube - or TIC - is a 3D mechanical puzzle where pieces must be rotated in a precise sequence to disassemble and reassemble a cube. What makes TIC puzzles special is that although every single one ends in the same shape, the sequence of moves to get there is completely different each time. Same cube. Totally different journey. Every TIC you pick up is a new challenge you haven't solved before.\u003c\/p\u003e\u003cp\u003eTreTIC sits in the middle of the 3-piece TIC lineup. More moves than TripTIC's 9. Fewer than TriadTIC's 17. That extra move matters more than you'd think. Ten moves sounds manageable. It isn't. The sequence is precise, and there's no guessing your way through it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWho is this for?\u003c\/strong\u003e Someone who has tried a TIC before and wants more. Or a confident first-timer who doesn't want to start easy. TreTIC rewards patience and spatial thinking in equal measure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePieces:\u003c\/strong\u003e 3\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMoves to solve:\u003c\/strong\u003e 10\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e 60x60x60mm\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Hard\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSolve time:\u003c\/strong\u003e 1-4 hours\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47128858001575,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/tretic_marble.png?v=1782212777"},{"product_id":"threetic-puzzle","title":"ThreeTIC Puzzle | Turning Interlocking Cube","description":"\u003cp\u003eThreeTIC is a Turning Interlocking Cube puzzle designed by Andrew Crowell, whose specialty is TIC puzzles.\u003c\/p\u003e\n\u003cp\u003eGoal: fit all pieces in a 4x4x4 cube. Ships assembled.\u003c\/p\u003e\n\u003cp\u003e3 Pieces total. Requires a total of 17 moves.\u003c\/p\u003e\n\u003cp\u003eSize: 60x60x60mm\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47128858198183,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/threetic_marble.png?v=1782211759"},{"product_id":"neurotic-puzzle","title":"NeuroTIC Puzzle | Turning Interlocking Cube","description":"\u003cp\u003e\u003cstrong\u003eNeuroTIC is a Medium-difficulty turning interlocking cube puzzle with 3 interlocking pieces and a 15-move solution. Designed by Andrew Crowell, your goal is to assemble all pieces into a solid 4x4x4 cube. Best for adults who enjoy methodical spatial reasoning challenges that reward patience over brute force. Solve time: 30-60 minutes.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Adults who enjoy step-by-step spatial challenges, TIC puzzle newcomers ready to graduate beyond 2-piece puzzles, and gift buyers looking for a satisfying desk puzzle.\u003c\/p\u003e\u003ch2\u003eWhat Is a Turning Interlocking Cube?\u003c\/h2\u003e\u003cp\u003eTIC stands for Turning Interlocking Cube - a puzzle category where pieces must both rotate and interlock to form a perfect cube. Unlike standard interlocking puzzles that slide apart, TIC pieces require deliberate rotational moves in a specific sequence. NeuroTIC's 15-move solution means there is one elegant path - finding it is the challenge.\u003c\/p\u003e\u003ch2\u003eNeuroTIC at a Glance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Medium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoves to solve:\u003c\/strong\u003e 15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolve time:\u003c\/strong\u003e 30-60 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 60x60x60mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigner:\u003c\/strong\u003e Andrew Crowell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArrives:\u003c\/strong\u003e Ships assembled\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat is the NeuroTIC puzzle?\u003c\/h3\u003e\u003cp\u003eNeuroTIC is a 3-piece turning interlocking cube puzzle designed by Andrew Crowell. The goal is to rotate and interlock all 3 pieces into a solid 4x4x4 cube in exactly 15 moves. It is rated Medium difficulty with a 30-60 minute solve time.\u003c\/p\u003e\u003ch3\u003eHow hard is the NeuroTIC puzzle?\u003c\/h3\u003e\u003cp\u003eNeuroTIC is rated Medium difficulty. With 3 pieces and a 15-move solution, it is more complex than 2-piece TIC puzzles but still accessible for first-time TIC solvers.\u003c\/p\u003e\u003ch3\u003eWho is the NeuroTIC puzzle best for?\u003c\/h3\u003e\u003cp\u003eNeuroTIC is best for adults who enjoy methodical spatial reasoning, puzzle collectors building a TIC library, and anyone seeking a satisfying 30-60 minute solo challenge.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47128859443367,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/neurotic_marble.png?v=1782206966"},{"product_id":"6n-puzzle","title":"6N Puzzle | Hide the Holes","description":"\u003cp\u003e\u003cstrong\u003e6N is an expert-level 3D packing puzzle designed by Osanori Yamamoto. Using 6 identical N-shaped pieces, your goal is to fill the cage so that every entrance is completely covered - no gaps, no exposed holes. 6 pieces, Expert difficulty, 4+ hours solve time. One of the most elegant same-piece packing puzzles ever designed.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e adults who enjoy deep spatial reasoning and long, meditative solving sessions - especially fans of designer puzzles and Osanori Yamamoto's work.\u003c\/p\u003e\u003cp\u003eBuilding a cube from identical pieces sounds straightforward. It isn't. The genius of 6N is that every N-shaped piece is a mirror of the same logic - and the cage's covered-entrance constraint eliminates almost every intuitive approach you'll try. Most solvers spend hours convinced they're close. They're not.\u003c\/p\u003e\u003ch2\u003eWhat Makes 6N Special\u003c\/h2\u003e\u003cp\u003eMost packing puzzles use varied shapes to guide the solver toward the solution. 6N does the opposite. All 6 pieces are truly identical N-shaped forms - no differentiation, no hints, no asymmetry to exploit. That is a serious design constraint, and Osanori Yamamoto turned it into an award-worthy puzzle. 6N was an entry into the Tokyo Puzzle Design Competition in 2025. The victory condition is exact: all 6 pieces packed inside the cage, all 4 entrances fully covered, no piece protruding. Nothing approximate. Either it's solved or it isn't.\u003c\/p\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigner:\u003c\/strong\u003e Osanori Yamamoto\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 6 + 1 (pieces + frame)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Expert\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolve time:\u003c\/strong\u003e 4+ hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrains:\u003c\/strong\u003e Spatial Thinking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 3D-printed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 55mm x 55mm x 55mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat is the 6N puzzle?\u003c\/h3\u003e\u003cp\u003eThe 6N puzzle is an expert-level 3D packing puzzle by Osanori Yamamoto. You must fit 6 identical N-shaped pieces into a cage so that all entrances are covered - no piece may protrude.\u003c\/p\u003e\u003ch3\u003eHow hard is the 6N packing puzzle?\u003c\/h3\u003e\u003cp\u003eVery hard. Rated Expert difficulty with a typical solve time of 4+ hours. The identical-piece constraint eliminates shortcut thinking and demands pure spatial reasoning.\u003c\/p\u003e\u003ch3\u003eWho is the 6N puzzle best for?\u003c\/h3\u003e\u003cp\u003eSerious puzzle enthusiasts, fans of Osanori Yamamoto's designs, and anyone who wants a long, rewarding solo challenge that tests 3D spatial imagination.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47305028567207,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/6n_marble.png?v=1781970200"},{"product_id":"minima-tower","title":"MINIMA Tower | Pack 4 Pieces in Box","description":"\u003cp\u003eMINIMA Tower is a packing puzzle from \u003ca href=\"\/collections\/frederic-boucher\"\u003eFrederic Boucher\u003c\/a\u003e, and one of Frederic's favorite designs. Your goal is to fit 4 identical L-shaped pieces into a 2x2x4 box. In the solved position, the pieces build a 2x2x3 solid inside the cage. There is a single 1x1x2 opening on the top of the box, and a few small holes on the sides.\u003c\/p\u003e\n\n\u003cp\u003eThis is probably the most striking puzzle on the website. People stop on it more than any other piece - the marble white box with the turquoise pieces inside catches the eye in a way flat puzzles never do, and almost everyone who walks past picks it up.\u003c\/p\u003e\n\n\u003cp\u003eThe holes in the cage walls aren't decoration. The box is tight enough that the rotations you need are impossible without threading a piece through one of the holes - figuring out which hole, and when, is the whole solve. There's exactly one solution, and the path to it is far less obvious than the simple geometry suggests.\u003c\/p\u003e\n\n\u003cp\u003eMost solvers spend 4+ hours on the first attempt. Some come back to it for days. It belongs in our \u003ca href=\"\/collections\/extremely-difficult-puzzles\"\u003eextremely difficult\u003c\/a\u003e category not because the pieces are complicated, but because the constraints force you to think in ways a normal packing puzzle never asks.\u003c\/p\u003e\n\n\u003cp\u003eFrederic Boucher is one of the most respected names in \u003ca href=\"\/collections\/packing-puzzles\"\u003emodern packing puzzle\u003c\/a\u003e design - if you've enjoyed any of his other work, MINIMA Tower will feel like home and still surprise you.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDesigner:\u003c\/strong\u003e \u003ca href=\"\/collections\/frederic-boucher\"\u003eFrederic Boucher\u003c\/a\u003e\u003cbr\u003e\n\u003cstrong\u003eBox Size:\u003c\/strong\u003e 65mm x 35mm x 35mm (2.56\" x 1.38\" x 1.38\")\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47305131458727,"sku":null,"price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/minima_tower_marble.png?v=1782066114"},{"product_id":"xmas-stocking-puzzle-pack-5-n-pieces-in-box","title":"Xmas Stocking Puzzle | Pack 5 N Pieces in box","description":"\u003cp\u003eXmas Stocking is a minimalist packing puzzle from Osanori Yamamoto.\u003c\/p\u003e\n\u003cp\u003eUsing 5 identical N pieces and a box, you must fit all the pieces inside the box so the hole will be covered.\u003c\/p\u003e\n\u003cp\u003eThe elegance of this puzzle comes from the identical pieces and the seemingly simple box. Although it is not Osanori Yamamoto's hardest puzzle, it will require some concentrated thinking and imagination to solve. \u003c\/p\u003e\n\u003cp\u003eSize: 40mm X 55mm X 55mm\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47305350021287,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/xmas_stocking_marble.png?v=1781971689"},{"product_id":"6-piece-cross-puzzle","title":"6-Piece Cross Puzzle","description":"\u003ch2\u003eThe 6-Piece Cross Puzzle - Classic Burr Puzzle\u003c\/h2\u003e\u003cp\u003eThe 6-Piece Cross Puzzle - also known as a 6-Piece Burr Puzzle - is a classic 3D-printed mechanical puzzle where 6 interlocking wooden-style pieces form a symmetrical cross shape. Medium difficulty, 6 pieces, 30-60 min solve time.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e first-time puzzle solvers, gift buyers looking for an approachable brain teaser, and puzzle collectors starting with burr puzzles.\u003c\/p\u003e\u003ch2\u003eWhat Is a Burr Puzzle?\u003c\/h2\u003e\u003cp\u003eA burr puzzle is a type of interlocking mechanical puzzle where pieces fit together using only their physical geometry - no glue, no magnets, no tools. The 6-Piece Cross is the most iconic burr puzzle design: six notched sticks interlock to form a three-dimensional cross. Disassembling it is satisfying. Reassembling it is the real challenge.\u003c\/p\u003e\u003ch2\u003eHow It Works\u003c\/h2\u003e\u003cp\u003eSix notched pieces. One symmetrical cross. No glue, no tools, no tricks - just geometry.\u003c\/p\u003e\u003cp\u003eYour goal is simple: take it apart, then put it back together. The disassembly is satisfying. The reassembly is where most people spend their time. Every piece looks identical at first glance. They are not.\u003c\/p\u003e\u003cp\u003eMost beginners will hold all six pieces in their hands and think they have it figured out. Then they will try to reassemble it. Then they will not.\u003c\/p\u003e\u003cp\u003eThat is the puzzle.\u003c\/p\u003e\u003ch2\u003ePuzzle Specs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Medium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolve Time:\u003c\/strong\u003e 30-60 min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 60x60x60 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrains:\u003c\/strong\u003e Spatial Thinking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShips:\u003c\/strong\u003e Assembled\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat is a 6-piece burr puzzle?\u003c\/h3\u003e\u003cp\u003eA 6-piece burr puzzle is a classic mechanical puzzle made of six interlocking notched pieces that form a cross or star shape. It is one of the most popular introductory puzzles for adults new to mechanical puzzles.\u003c\/p\u003e\u003ch3\u003eHow hard is the 6-Piece Cross Puzzle?\u003c\/h3\u003e\u003cp\u003eThe 6-Piece Cross Puzzle is rated Medium difficulty with a typical solve time of 30-60 minutes. It is approachable for beginners but still offers a satisfying challenge for first-timers.\u003c\/p\u003e\u003ch3\u003eIs this a good gift for someone new to puzzles?\u003c\/h3\u003e\u003cp\u003eYes - the 6-Piece Cross is one of the best entry-level mechanical puzzles. Its familiar cross shape and clear goal make it easy to understand, while the reassembly provides a real brain challenge.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47842463744167,"sku":null,"price":13.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/6_piece_cross_marble.png?v=1782067074"},{"product_id":"impossible-dovetail-box","title":"Impossible Dovetail Box","description":"\u003cp\u003eThe Impossible Dovetail Box is a 3D-printed mechanical puzzle box with a hidden opening mechanism. It looks completely sealed - your only goal is to figure out how to open it, using no tools. Medium difficulty, 2 pieces, 30-60 min solve time. Best for adults who love mystery, lateral thinking, and satisfying hidden-mechanism reveals.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e curious adults, escape room fans, and anyone who enjoys puzzles with a hidden trick or secret mechanism.\u003c\/p\u003e\u003ch2\u003eWhat Is the Impossible Dovetail Box?\u003c\/h2\u003e\u003cp\u003eA dovetail joint is a woodworking interlocking shape - traditionally considered impossible to pull apart once assembled. This puzzle takes that concept and turns it into a standalone brain teaser. The box appears to be a single fused object. There are no visible hinges, latches, or seams to suggest how it opens. The challenge is discovering the non-obvious movement that unlocks it. No tools required. No force required. Only lateral thinking.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eHow do you open the Impossible Dovetail Box?\u003c\/h3\u003e\u003cp\u003eThe opening mechanism is hidden and non-obvious - discovering it is the puzzle. No tools or force required.\u003c\/p\u003e\u003ch3\u003eHow hard is the Impossible Dovetail Box?\u003c\/h3\u003e\u003cp\u003eMedium difficulty. Most solvers spend 30-60 minutes discovering the hidden mechanism on their first attempt.\u003c\/p\u003e\u003ch3\u003eIs the Impossible Dovetail Box a good gift?\u003c\/h3\u003e\u003cp\u003eYes - it is a great gift for curious adults, escape room enthusiasts, and anyone who enjoys puzzles with a secret. It doubles as a striking desk object.\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47889408098471,"sku":null,"price":15.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/dovetail_marble.png?v=1782069042"},{"product_id":"cubiz-puzzle","title":"Cubiz Puzzle | Pack 5 Pieces in box","description":"\u003cp\u003eCubiz looks simple. Five pieces, one box - but fitting them all inside so the lid sits flush will test your spatial reasoning in ways you won't expect.\u003c\/p\u003e\u003cp\u003eIt's the kind of puzzle that makes you think you're close. Then you realize you're not.\u003c\/p\u003e\u003ch2\u003eHow It Works\u003c\/h2\u003e\u003cp\u003eCubiz is a packing puzzle. Your goal: fit all 5 pieces into the box so every gap is filled and the top hole is completely covered.\u003c\/p\u003e\u003cp\u003eNo tools. No instructions. Just you, the pieces, and a box that seems like it should be easy to fill.\u003c\/p\u003e\u003cp\u003eThe challenge is 3D orientation. Each piece needs to be placed in exactly the right position and angle. One wrong decision early on and nothing fits at the end. You'll think you've cracked it - then find one piece left over and nowhere to put it.\u003c\/p\u003e\u003cp\u003eThat's the puzzle. Start over. Think differently. Try again.\u003c\/p\u003e\u003ch2\u003eWho Is This For?\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePuzzle fans who enjoy spatial and packing challenges.\u003c\/strong\u003e Cubiz rewards the kind of thinking that goes beyond trial and error. You have to visualize the whole before you place the parts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGift-buyers looking for a desk puzzle that sparks repeat attempts.\u003c\/strong\u003e It's compact, satisfying to hold, and hard to put down once you've started.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFrederic Boucher puzzle collectors.\u003c\/strong\u003e Cubiz is a strong example of his design style - clean, deceptively simple, brutally effective.\u003c\/p\u003e\u003ch2\u003eWhy Cubiz?\u003c\/h2\u003e\u003cp\u003eThis puzzle exists because customers asked for it. Cubiz was specifically requested for production by the gregpuzzles community. That kind of demand doesn't happen by accident. It means people who know puzzles wanted this one made.\u003c\/p\u003e\u003cp\u003eNow it is.\u003c\/p\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDesigner:\u003c\/strong\u003e Frederic Boucher\u003cbr\u003e\u003cstrong\u003ePieces:\u003c\/strong\u003e 5 + box\u003cbr\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e 72 x 72 x 72mm\u003cbr\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e 3D-printed\u003cbr\u003e\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Hard\u003c\/p\u003e","brand":"Greg Puzzles","offers":[{"title":"Default Title","offer_id":47889437556903,"sku":null,"price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2827\/1783\/files\/cubiz_marble.png?v=1782069358"},{"product_id":"3-piece-cross-puzzle","title":"3-Piece Cross Puzzle","description":"\u003ch2\u003eThe 3-Piece Cross Puzzle\u003c\/h2\u003e\u003cp\u003eThe 3-Piece Cross Puzzle is an Easy-difficulty interlocking puzzle and one of the best entry points into the world of mechanical puzzles. 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Putting it back together is another. Most people pull the three pieces free without much trouble. Then they stare at them. The cross shape that looked so simple a moment ago suddenly feels like a different puzzle entirely. That is the magic of it.\u003c\/p\u003e\u003cp\u003eNo moving parts. No hidden mechanisms. Just three pieces and one question: can you put them back the way you found them?\u003c\/p\u003e\u003ch2\u003ePuzzle Specs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Easy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolve time:\u003c\/strong\u003e 5-30 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrains:\u003c\/strong\u003e Spatial thinking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTools required:\u003c\/strong\u003e None\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat is the 3-Piece Cross Puzzle?\u003c\/h3\u003e\u003cp\u003eThe 3-Piece Cross Puzzle is a classic 3D interlocking puzzle where three identically shaped pieces lock together to form a cross. The goal is to disassemble them and reassemble the original shape without tools. 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