The puzzle is to repack the 7 pieces into the box so that you can put the lid on.
There is a sheet supplied with this puzzles which has another 22 shapes for you to try to make using these same seven pieces. Can you find which ONE of the 22 shapes CANNOT be made using the same 7 pieces ?
Danish poet and writer Piet Hein invented this puzzle in 1936 while attending a lecture on quantum physics. R. Guy at the University of Malaya in Singapore tabulated 240 different solutions for the puzzle.... but this is by no means the final count.
Soma is derived from the drug which transported it's users into a dreamlike trance in Aldous Huxley's Brave New World (1932) and has since been used to name a specific part of our brain.
Size 68mm x 68mm x 68mm Problem sheet and solutions are especially created by us and are included if you buy the puzzle from this website.
Soma Cube even has it's own Wikipedia page.