Mathematics online puzzle

4x5 - 20 pieces4x6 - 24 pieces5x7 - 35 pieces6x8 - 48 pieces7x9 - 63 pieces8x10 - 80 pieces8x11 - 88 pieces9x12 - 108 pieces10x13 - 130 pieces11x14 - 154 pieces12x15 - 180 pieces12x16 - 192 pieces13x17 - 221 pieces14x18 - 252 pieces15x19 - 285 pieces16x20 - 320 pieces16x21 - 336 pieces17x22 - 374 pieces18x23 - 414 pieces19x24 - 456 pieces20x25 - 500 pieces20x26 - 520 pieces21x27 - 567 pieces Start a new game Create a multiplayer game table

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

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