Abby Invents Unbreakable Crayons, Hardcover

Tired of coloring with broken crayons, Abby invents the world's first UNBREAKABLE CRAYONS. She even gets a patent to prove it Through Abby's failures and eventual success, she playfully introduces young readers to the scientific method. This book also contains a fun activity page, encouraging young readers to create their own unbreakable crayons. For kids ages 5-8.