Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.9
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4745
Points per Word
0.000211
Page Count
40
Points per Page
0.025
Series
Rigby Literacy
Description
An invention is usually created to solve a problem or fill a need. It can be a brand-new product that no one has seen before, or it can be a new way of doing something, or a different use for a familiar item. This book looks at many different inventions.