Grades 3 - 5. Reinforce understanding of equivalent fractions with this great, hands-on game. Everything you need to complete 10 increasingly challenging Sudoku puzzles with special fraction chips. Simply use the chips to cover the board so that each row, each column and each 3 x 2 box contains one each of the six (one whole, one half, one third, one fourth, one sixth, one eighth) fractions. Includes 360 punch-out chips, 10 color-coded game boards and an answer key.