Young ones stack colourful transparent cups placing on the sturdy platform then drop 4 balls (1 flashes!) down the chute. The balls drop from one stacked cup to the next until hitting bottom which activates silly sounds, flashing lights, and melodies surprise and delight. Stacking cups with 4 colourful balls. 4 modes of play: puzzle, ball drop, stacking cups, and ball-base match. Puzzle board with 4 bright colours that match with the balls for matching game