Have you ever wondered about the science all around us? Plants grow and change, the sun rises to warm the earth, and matter changes from one form to another. Investigate Life, Physical, Earth, and Technology science topics, all linked to NSTA standards.This set includes: -Earth Is Tilting.-Gravity. Do You Feel It?-Let's Classify Animals.-Melting Matter-Natural or Man-Made?-Plants Make Their Own Food-Seeds, Bees, and Pollen-Studying Weather and Climates-What Do Critters Do in the Winter?-What's on the Food Chain Menu?-Where Did the Water Go?-Zap. It's Electricity.Twelve books total.