Hands-on experiments are one of the best ways to learn important science lessons, and what better way to do so is there than to get a little messy? The projects in this book feature concise, step-by-step instructions and colorful illustrations that help engage and aid readers in completing the experiments. Eye-catching sidebars provide further insight on how and why each experiment works, and encourage readers to draw their own conclusions. These high-interest projects are a fun way to reinforce important lessons from elementary science curricula.