Part of our Math in a Flash! series, our ready-to-use math can is overflowing with fun hands-on activities children complete on their own—providing targeted practice with algebra concepts! Inside, kids discover 25 self-checking question cards, plus all the manipulatives to solve each problem. Children simply grab a card and the corresponding manipulatives—then practice identifying pattern rules with number tiles, determining unknown numbers in equations, creating arrays with plastic chips and more! Can measures 6 1/2" tall.