Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
3.7
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1358
Points per Word
0.000368
Page Count
36
Points per Page
0.013889
Description
This illustrated introduction of the six simple machines includes coverage of the lever, wheel and axle, pulley, ramp, wedge, and screw.