Use models to simulate seasonal changes, calculate gravity on other planets, create a phases of the moon slider and more—with an all-in-one kit that explores the solar system hands on! Our ready-to-use tub includes 8 different experiment cards with involving activities based on national science standards. Plus, you get tons of materials to complete each experiment and explore concepts in depth—from an Earth/moon rotation model and flashlight to a fun flip book, vocabulary cards and full-color charts that make concepts easy to grasp!