A one-stop sourcebook to answer kids' tricky questions about the physical sciences.

A colorful magnet holds a drawing to a fridge. Paperclips stick to a magnet. Magnetic forces are at work all around you. But what exactly is a magnet? And how do magnets work?

Early Readers Investigate Magnets.

Explore the fascinating field of magnetism with this interactive picture book for young learners. Magnetism is all around us--even the earth is a giant magnet. A world without magnets would be a world without cell phones, computers, and more! Trusted children's nonfiction author David A. Adler covers the basics of magnetism, including compasses, for aspiring scientists. Hands-on experiments are smartly woven into the narrative. Want to test out the strength of a magnet? All you need is a bowl of water and some paper clips! Anna Raff's lively art illustrates scientific concepts clearly, with the added fun of two siblings and their dog exploring and learning together. Back matter includes a glossary that defines such terms as attraction, pole, electromagnetism, force, and more. Suggested activities on how to make your own magnet are also included. Finalist for the AAAS/Subaru SB&F Prize for Excellence in Science Books

Force and motion are all around us and help us move and do great things! Through a variety of vivid images and stunning facts, readers will explore how forces and motions work. The easy-to-read text and accessible glossary and index ensure that readers have the tools they need to understand such concepts as gravity, equilibrium, acceleration, deceleration, electromagnetic fields, pressure, kinetic energy, and inertia. To gain further insight into how gravity, forces, and motion works, a stimulating lab activity is featured!