Build, roll, play! The Busy Ball Drop Baby Activity Toy by Earlyears is an exciting baby manipulative activity toy. The colorful play set from Educational Toys Planet features 5 vibrant plastic tiers that you can stack on your own, and dismantle for easy storage. Once your tower is up, drop the 3 whimsical balls into the top and watch them whirl around the whole tower! Each ball is made of durable acrylic and contains colorful rattling beads inside to mesmerize your little one. The Busy Ball Drop Baby Activity Toy encourages building skills, motor skills and problem solving skills. Babies and toddlers of all ages will love this fun activity set!