Devil's Cube Wooden Puzzle | Very Hard Puzzle for Adults teacher gift Major Burns reasoned the Indians

Major Burns reasoned the Indians might count the men in corner parapets twice as they could be seen from two adjacent sides

For Escape Rooms

I found the design for these Monster Puzzles from a mathematician's website and thought they would make fantastic puzzles

Gift for cryptography enthusiasts

folded cash

Devil's Cube Wooden Puzzle | Very Hard Puzzle for Adults teacher gift Major Burns reasoned the IndiansThis is a fiendish puzzle with 8 pieces with angles and peaks that will test your mind and patience. Mike Czerwinski sent me a brilliant analysis of the mental thought process required to solve it, which will be supplied with your puzzle. When this cube is built, it fits nicely in the angled presentation base. Quite an attractive puzzle. Level 4 difficult Level of Difficulty: Level 4 Materials: Wood