Cartwheeling Sally and Jumping Jack Jim just can’t keep still—no matter how much they’re told to! Whipping and whirling, wriggling and jiggling, their bodies have a mind of their own—until the time comes when their skills are needed to help save the day! A bouncing and energetic story, filled with fun, adventure, and vibrant illustrations. This book proves that everyone can be a hero—even if they can’t sit down!