Interlock 4 | Stewart Coffin 3x3x3 Wooden Cube Puzzle matching puzzle That's the genius of the

That's the genius of the No Fit Puzzle

Success isn’t just about trial and error

The Perfect Gift for Yoga Lovers

Handcrafted wooden design for durability and smooth handling

We built this larger board after a steady run of requests for a bigger all-wood set

Interlock 4 | Stewart Coffin 3x3x3 Wooden Cube Puzzle matching puzzle That's the genius of theInterlock 4 is a handcrafted wooden cube brain teaser designed by Stewart Coffin. Four uniquely shaped pieces reassemble into a perfect 3x3x3 cube. The catch: the pieces do not just fit. They interlock in a specific sequence, so order and orientation matter as much as shape. Handcrafted by Creative Crafthouse with Stewart Coffin's permission. Precision cut pieces with natural contrasting wood tones. 4 wooden pieces. Forms a clean 3x3x3 cube when