Math online puzzle

3x3 - 9 pieces5x5 - 25 pieces7x7 - 49 pieces8x8 - 64 pieces10x9 - 90 pieces11x10 - 110 pieces12x11 - 132 pieces13x12 - 156 pieces15x14 - 210 pieces23x22 - 506 pieces33x31 - 1023 pieces Start a new game

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

25

6