There's a INVENTION FACT FRENZY headed your way! Did you know that inventor Thomas Edison held more than 2,000 patents? Or that the first submarine was a rowboat covered in leather? Dozens of bite-size invention facts are paired with fun and unexpected photos, welcoming in even the most reluctant readers. Whether kids are in the mood to browse or to devour a book from cover to cover, even a budding young inventor is sure to learn something surprising as they flip through these pages.