Could a boy who struggled to learn in school grow up to be a man who changed the world? The answer to that question is—yes. For that is what Thomas Edison did. As a boy, Thomas sold newspapers on the Grand Trunk Railroad, while also conducting experiments. Overtime he became an inventor extraordinaire! On September 4, 1882, a switch was pulled and lights shone over one square mile of New York City. That event changed our way of life forever.

CK Curriculum Alignment: Grade 4 CK Sequence Science Biographies; CKHG Grades 6 & 7

Voices in History™ is a Core Knowledge Biography Series that encourages young readers to learn about real superheroes in history. As a result of acts of extraordinary bravery, ingenuity, strength, and determination, these people made a difference and changed the world. Perhaps their remarkable stories will inspire young readers to become the superheroes of the future.