But can you do it with a ball pit or bounce castle?
Phantom Deck Furniture, BBQ, Appear Right Out Of The Deck Floor

These are several videos of “phantom” automated deck furniture created by Dr. Decks that appear right out of the deck flooring. Looks expensive. Also looks like another thing to go wrong. I like my furniture simple, and with as few moving parts as possible. “He claims he almost lost several fingers underneath a La-Z-Boy’s footrest when he was a kid.” Honey! “What?” Those things are deathtraps! Worst game of hide-and-seek ever.