Get ready to discover wiggly fun and musical sounds with the Move "n Groove Caterpillar by Mega Bloks First Builders! Pull this adorable wheeled caterpillar along and music will play as building bases magically appear on its back! This happy little critter comes with seven First Builders blocks in new colors and printed patterns, as well as an adorable buildable bumblebee that your little one can stack on the caterpillar"s back for building on the go! Ideal for ages 1 to 5.