Samuel Todd shows readers some inventions that make his day easier and better, including velcro, a thermos bottle, training wheels, backpacks, and mittens.
- ISBN10 0689316801
- ISBN13 9780689316807
- Publish Date 1 September 1991 (first published 1 January 1948)
- Publish Status Active
- Publish Country US
- Publisher Simon & Schuster
- Imprint Atheneum Books for Young Readers
- Format Hardcover
- Pages 32
- Language English