Gravity affects all objects. It pulls them toward one another. Find out more in GRAVITY, a title in the Everyday STEM series. Everyday STEM lets young readers explore the exciting world of physics. Each title uses real-world examples and dynamic visuals to introduce key STEM and physics concepts. Everyday STEM is a series of AV2 media enhanced books. A unique book code printed on page 2 unlocks your interactive eBook. These books come alive with video, audio, weblinks, slideshows, activities, and much more.