Rubber Band Science Author:John Perritano What could be better than a rubber band? These colorful little loops are super elastic, handy, and fun. Rubber bands can bundle together pencils, hold a ponytail in place, even mark your place in a book. But that's not all! With rubber bands, you can build a mini-catapult! You can fly a cardboard plane! You can even make a guitar! This bo... more »ok will show you how. It's filled with rubber band activities that will stre-e-e-tch your imagination. And guess what? You'll learn a lot of science along the way!« less