Popoids is the unique flexible building system which links heads, wheels, bodies and shapes to bendy, popping bellows. It can be easily manipulated by children who find the popoids great fun and love to extend the bellows to hear the fantastic noise they make. This set contains 70 pieces of Popoids including one animal head packed in a white plastic tub for educational purposes. Also included is Exploring Popoids, a comprehensive 16 page A5 instruction and activity booklet with 10 exercises.