This 4-Tier, Multi-Colored Ball Ramp Includes Three Spinning Activity Balls, The Perfect Kids Toys. Tower Easily Breaks Down For On-The-Go Activities And Can Be Built In A Snap. Enhances Fine Motor Skills, Problem Solving Skills, And Cause And Effect Learning, Excellent Educational Baby Toys. Acrylic Balls Contain Colorful Beads That Make Fun Noises When Rolled.