Grades 3 & up. Hands-on tools that make probability concepts stick! Comprehensive kit includes everything you need (195 pieces in all!) including; 24 double-sided, reproducible activity and teacher demonstration cards (with teaching notes), 9 different spinners, 40 assorted coins, 4 colored number cubes, 5 polyhedra dice, 6 soft dot dice, 6 soft number dice and 20 red and yellow chips. Overhead components include three spinners, 52 playing cards, 20 red and yellow chips and 2 each of dot dice, number dice and coin dice. Great for cooperative learning groups and whole class instruction!