My First Book of Incredible Inventions in Bloomington, MN

Throughout human history, people have been inventing things to make their lives easier. This book profiles the most important inventions of all time—the ones that have literally changed the world. Each invention has a unique story told with photos and illustrations. Learn interesting facts and have fun along the way! Who knows, one day YOU might invent something incredible!
How much did he first mobile phone weigh?
What words were the first to be recorded on the phonograph?
What sayings did the zipper inspire?
Where did the word volt come from?
What was the first flying robot?
How many videos are streaming on YOUTUBE everyday?