Life without a phone is so hard to imagine! Without the ability to call our friends, family, or even emergency services, life would certainly be much more difficult. Through accessible, fun-size facts, readers of this STEM-supporting book will learn how the invention of the telephone came about, how it transformed rapidly over the years, and how it can truly be said to have changed the world. Carefully selected images complement the well-researched information and valuable graphic organizers reinforce the most essential facts for budding inventors and historians.