Learn patterns, spatial sense, fractions, basic geometry, symmetry, and number operations the fun way with this great hands-on game! everything you need 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 (yellow hexagon, red trapezoid, blue rhombus, green triangle, orange square, tan rhombus). boards increase in difficulty. Hours of instructional fun for ages 6 and up!. For grades 1-3 Includes 36 pattern blocks, 4 double-sided game boards, and an answer key Great hands-on game!