Elizabeth Cregan 
Investigar el electromagnetismo [PDF ebook] 

Electromagnetics are everywhere–inside our homes, in our computers, even our televisions! Readers will explore the history of electromagnetics and how they work through numerous images and supportive text. The fascinating facts and sidebars will have children excited and eager to learn more about things such as alternating and direct currents, electricity, magnetic fields, conductors, amps, volts, and generators. Readers will also learn about scientists like Nikola Tesla and Michael Faraday. Featuring an accessible glossary and index and a stimulating hands-on lab activity, readers will be sure to be excited and captivated from beginning to end!