Small World Toys IQ Baby - Stack o' Fun Balls and Cups Set B/O Small World Toys presents the "Stacks o' Fun Balls & Cups" set from their unique IQ Baby Collection: considering bright minds enjoy bright futures Young ones stack colorful 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 where a silly sounds, flashing lights, and melodies surprise and delight Recommended for toddlers ages 9 months and up|Platform needs 2 x AA Batteries (not included); Flash Ball needs 2 AG13 Batteries (non replaceable) IQ Baby products nurture the whole baby, body mind and spirit, through vibrant engaging toys designed to reward development and social interaction