These giant books containing exciting projects and experiments take a hands-on approach to science concepts. Hundreds of simple and easy experiments explore the various scientific principles behind natural phenomena like friction, centrifugal force, and the underlying laws of physics that help make machines work. These fun yet practical experiments make it easy for anyone to become a rocket scientist! Sound and light may seem like things we know everything about, but by conducting these easy to navigate science experiments using these seemingly straight-forward concepts, young learners will see that there is much more than meets the eye. Through these informative and easy to conduct experiments and activities, budding scientists will discover the interesting and often-changing characteristics of materials in their everyday world.