quantitative research online puzzle

7x4 - 28 pieces9x5 - 45 pieces11x6 - 66 pieces13x7 - 91 pieces15x8 - 120 pieces17x9 - 153 pieces19x10 - 190 pieces20x11 - 220 pieces22x12 - 264 pieces24x13 - 312 pieces26x14 - 364 pieces28x15 - 420 pieces30x16 - 480 pieces Start a new game Create a multiplayer game table

By arranging 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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