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Perplexing Pyramid

Perplexing Pyramid

Threedy Printers

£20

Top Ten Vote Getter (Nob Yoshigahara Puzzle Design Competition 2014) Designer: Simon Bexfield Goal: Make a regular tetrahedron from the two hinged plates. Materials: Nylon Classification: 1.2. 3-D Assembly, 9. Folding; FOL/INT Produced using THREEDY 3D printer

Threedy Printers's own words, read from their page.

Buy from THREEDY PRINTERS LIMITEDTHREEDY PRINTERS LIMITED is a UK retailer, not the maker. Out of stock. Price seen 2026-09-26. Not an affiliate link, we earn nothing from it.

Where this comes from

The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.