Greg Puzzles Blog

6-Piece Burr Puzzle assembled

How to Solve the 6-Piece Burr Puzzle

Six notched sticks, one of which slides straight out. Here is the structure, the two hints that solve it, and the exact assembly sequence.

How to Solve the 6-Piece Burr Puzzle

Six notched sticks, one of which slides straight out. Here is the structure, the two hints that solve it, and the exact assembly sequence.

Best Mechanical Puzzles Ever: Greg's List

Best Mechanical Puzzles Ever: Greg's List

Twenty years of solving, 140+ puzzles, sorted by type and ranked without diplomacy. The list I would give a friend who asked where to start.

Best Mechanical Puzzles Ever: Greg's List

Twenty years of solving, 140+ puzzles, sorted by type and ranked without diplomacy. The list I would give a friend who asked where to start.

What Is a Sequential Discovery Puzzle? (And Why Solvers Love Them)

What Is a Sequential Discovery Puzzle? (And Why...

Most puzzles have one goal and you already know what it is. Sequential discovery puzzles hide the goal inside the puzzle, and finding it is the point.

What Is a Sequential Discovery Puzzle? (And Why...

Most puzzles have one goal and you already know what it is. Sequential discovery puzzles hide the goal inside the puzzle, and finding it is the point.

3D-printed mechanical puzzle gifts in marble white and turquoise arranged on a marble surface with a gift box — Greg Puzzles collector gift guide

Top 10 Best Puzzle Gifts for Collectors | Puzzl...

Ten puzzles chosen for wow-factor and shelf presence - the ones a collector opens and immediately wants to show someone.

Top 10 Best Puzzle Gifts for Collectors | Puzzl...

Ten puzzles chosen for wow-factor and shelf presence - the ones a collector opens and immediately wants to show someone.

Best Mechanical Puzzles For Collectors

Best Mechanical Puzzles For Collectors

What separates a puzzle worth owning from a puzzle worth keeping. The designs that earn their shelf space, and why collectors track designers rather than shapes.

Best Mechanical Puzzles For Collectors

What separates a puzzle worth owning from a puzzle worth keeping. The designs that earn their shelf space, and why collectors track designers rather than shapes.

Adult hands solving a 3D-printed mechanical interlocking cube puzzle in marble white and turquoise — Greg Puzzles

10 Best Brain Teaser Puzzles for Adults (2026 R...

Not the cardboard jigsaw from Thanksgiving, and not a Rubik's Cube you spin mindlessly. Ten brain teasers built to beat an adult who thinks they are good at this.

10 Best Brain Teaser Puzzles for Adults (2026 R...

Not the cardboard jigsaw from Thanksgiving, and not a Rubik's Cube you spin mindlessly. Ten brain teasers built to beat an adult who thinks they are good at this.