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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Invented in 1936 by Piet Hein
There are 9 pieces of each of two different colors
Made from premium materials for durability and style
the Twist & Shout Cylinder Puzzle offers hours of engaging fun
Convolution Blockhead | Stewart Coffin 4x4x4 Cube Puzzle wood gifts Invented in 1936 by PietConvolution Blockhead is a handcrafted wooden brain teaser designed by Stewart Coffin. Seven intricately cut pieces assemble into a 4x4x4 cube. The pieces do not just pack together. They interlock in a specific sequence, which adds depth beyond a typical packing puzzle. Handcrafted by Creative Crafthouse with Stewart Coffin's permission. Each puzzle is precision cut for an excellent fit. Dimensions: 2. 75 inches per side when assembled. 7 interlocking
