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Binary Blocks

Binary Blocks

Ref: CH-BIN

A packing puzzle to challenge and intrigue.

There are 25 different ways to make a 4x4x5 cuboid from the ten pieces: none are easy to find!

Described by world-renowned puzzle inventor & maker, Stewart Coffin in"The Puzzling World of Polyhedral Dissections" in 1990.



Price: 20.00