3 years & up. Help your children to develop early math skills with this Zimbbos Building and Stacking Game with Friendly Circus Animals. Simply roll the dice and find out how many animals are needed to add to the pyramid. Children will giggle as they build the pyramid of animals and watch it balance or fall. These pieces can be used for counting, sorting, stacking, and counting. This activity promotes fine motor skills, balance, problem solving, and color recognition. Great for 1-4 players.