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6x6 Sudoku 3

Grade 3

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About this game

A 6x6 sudoku with 20 empty boxes: every row, column and 2x3 box gets 1 to 6. Kid-sized logic puzzles that check every move: a right number locks in green, a wrong one gets a one-line reason. Every puzzle has exactly one solution.

Want it on paper? Print the matching printable (free PDF, with answer key).