Tired of coloring with broken crayons, Abby Invents the world\'s first Unbreakable CRAYONS.
About the Author Honored as a trailblazing female innovator by the United States Patent and Trademark Office, D.
This book also contains a fun activity page, encouraging young readers to create their own Unbreakable crayons.
For kids ages 5-8.
She even gets a patent to prove it Through Abby\'s failures and eventual success, she playfully introduces young readers to the scientific method.
Tired of coloring with broken crayons, Abby Invents the world\'s first Unbreakable CRAYONS