Wasp and Ant-Man are enjoying a day off when someone breaks into their lab and makes off with Ant-Man's new growth formula! Can the tiny-but-mighty heroes get the situation under control before it grows unmanageable? Young readers immerse themselves in the action by pressing 7 exciting buttons featuring sounds and voices from the Ant-Man universe. With a story promoting problem solving and awesome sounds to encourage reader engagement, this book develops tiny-but-mighty readers!