There are two goals to the Cast Nutcase created by the Dutch puzzle inventor, Oskar:
1. Remove the small nut by disassembling the Cast Nutcase.
2. Cast puzzle enthusiasts (nutcase) can enjoy trying to change the wording on the bolt from ‘nut-case’ to case-nut’.
The key theme is “Interlocking”.
Grand Master Difficulty Level
For ages 8 - 100