Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.3
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1028
Points per Word
0.000486
Page Count
24
Points per Page
0.020833
Description
Clear definitions supported by everyday examples and easy hands-on activities introduce young scientists to screws. The coauthor is Patricia Armentrout.