Playskool Explore N Grow Busy Ball Popper Sounds Songs No Balls Replacement Unit. There are no balls included.  This is just the unit that you place the balls in. Tested and works. Minimal playwear. Clean. This will be shipped broken down,  will need to reassemble when it arrives.  See picture with parts. Its very simple to put ramp and tray back on. There are no balls included. It will require 4 D cell batteries not included.