Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.2
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5121
Points per Word
0.000195
Page Count
32
Points per Page
0.03125
Series
Science and Scientists
Description
This book describes different kinds of toys and the scientific principles that explain how they work. The coauthor is Pennie Stoyles.