3 riddles

Spatial

These spatial riddles ask you to fold, turn and roll shapes in your head. You fold a flat net into a cube, punch holes in folded paper, count every cube in a stack, trace which spots lie inside a loop or find the one piece that fits. Each riddle has a hint, the answer and a short explanation of how to picture it.

Guides: counting cubes in a stack, mental rotation puzzles, types of spatial puzzles