Have you ever heard your child say “How did they make that?!” Well, this book is a great answer, or for young or old, who has an inquisitive mind for how things works. With illustrations and a fun easy-to-read style, full of diagrams and little known stories, this book provides the answers for the process of development for such things like:

• How was the first bar-code used and on what product?
• What are bulletproof vests made of?
• How do they get lipstick into the tube?
• How much brass does it take to make a trumpet?

Each page features informative, step-by-step descriptions of what goes on in the factories along with detailed illustrations and diagrams. It’s a fascinating look at the nuts and bolts of American ingenuity!