ThinkFun Math Dice Chase - The Fun Game of Mathematical Hot Potato, Invented by a Math Teacher WHAT YOU GET - Invented by an elementary school math teacher for classrooms and groups of 4-6 players. Comes with two blue 12-sided dice, two purple 12-sided dice and a game-go bag for easy storage and cleanup. It's a race to multiply numbers together - after you solve it, pass the dice! CLEAR INSTRUCTIONS  Easy to learn with a clear, high quality instruction manual. You can start playing immediately! DEVELOPS CRITICAL SKILLS - Builds mental math and problem solving skills through fun gameplay. PERFECT FOR THE CLASSROOM - Math Dice Chase was designed by a teacher, for the classroom, and has the GEI Seal of Approval. AWARD WINNER - Parents Choice Silver Award, Global Educator's Institute Seal of Endorsement.