Playing with bubbles is fun and all, but you know what's more fun? Playing with smoke bubbles. Even more fun: Playing with smoke bubbles, then bouncing them off your hand like a rubber ball. Showcased at the Toy Fair this week and available for $24.99 in June, the Epic Bubbles science kit lets you create your own fog-filled bouncy bubbles using dry ice (purchased separately), water, dish soap, a couple plastic containers, some tubing, and gloves. Above, Steve Spangler demonstrates.