Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
3.1
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
999
Points per Word
0.000501
Page Count
33
Points per Page
0.015152
Series
MathStart
Description
As they consider sorting their rock collection by color, size, type, and hardness, Josh and Amy learn that the same objects can be organized in many different ways.