Grades K & up. Learn patterns, spatial sense, fractions, basic geometry, and symmetry and number operations the fun way with this great hands-on game. Everything needed to complete eight challenging Sudoku puzzles with colorful pattern blocks. Simply fill in the grid so that every row, every column, and every 2 x 3 box contains one each of the six pattern blocks. Includes 36 pattern blocks, 4 double-sided game boards, and an answer key. Boards increase in difficulty.