Down and Around is a game that teaches "The FUN-da-Mentals of Fractions". From Publisher Website: Players use our original Fraction Ladder to easily find the Greatest Common Factor (GCF) and Least Common Multiple (LCM) of 2 numbers rolled on the 6- and 12-sided dice. Then players use their answers to be the first to fill-in 9 of their 12 spaces. For a more challenging level players compete to get 3 in a row on either side of the board using both offensive and defensive strategy. This game comes in a wooden board version and a Masonite board version, for use with crayons or water-based overhead markers. Wood Version Includes: - 12" x 12" x 3/4" Birch Game Board - 80 Glass Marbles (4 colors). - 4 Marble Trays - Dice - Directions - Game Box Masonite Version Includes: - 11" x 11" x 1/8" Masonite board - Dice - Directions