Elizabeth Cregan 
Thomas Edison and the Pioneers of Electromagnetism [PDF ebook] 

Thomas Edison is one of the most famous inventors of all time. This appealing biography will have readers enthralled as they discover some of Edison’s most incredible inventions, including the light bulb and the phonograph. Along with his inventions, readers will also learn about his early life and career as a telegraph operator. The vivid images and interesting facts will keep readers engaged from beginning to end while the intriguing sidebars highlight other engineers and scientists who have made impacts on our lives. An exciting lab activity is featured to give readers a hands-on look at how electromagnetism works!