Almost every person has a piece of technology on themselves at all times today, but where did the ideas behind the technological advances we're so attached to come from? In this volume, readers discover the many inventors and their inventions who played a part in creating the technological revolution we are living through. Guided by exciting images and age-appropriate text, readers take a journey through the most influential inventions of the past 100 years, exploring technology that has changed how we live, work, travel, and communicate.