Concrete Thinking Tools online puzzle

2x5 - 10 pieces4x9 - 36 pieces4x11 - 44 pieces6x14 - 84 pieces6x15 - 90 pieces6x16 - 96 pieces7x18 - 126 pieces8x19 - 152 pieces9x22 - 198 pieces Start a new game

By arranging these puzzles, you show us that they are worth showing to more visitors. Until they become more popular, they are partially hidden.

36

4