Interlock 4 | Stewart Coffin 3x3x3 Wooden Cube Puzzle

Interlock 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 solved. Sequential interlocking mechanism. Order, orientation, and spatial reasoning all matter. Engrave up to 45 characters at checkout. Browse more designs in the Stewart Coffin puzzles collection. Handcrafted by Creative Crafthouse in Hudson, Florida.