Key Questions in Physical Science (Alternator Books ™) — eBook Set

What kinds of questions did Edison, Tesla, and others ask before they made their big breakthroughs? This high-interest informational series helps readers learn about physical science topics through questions that model scientific inquiry. Clear text, photos, and diagrams cover core physical science curriculum, while each title relates that information to everyday life experiences. A hands-on experiment in each book encourages readers to investigate physical science in their world.