Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.5
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
3240
Points per Word
0.000154
Description
Who holds the world record for the 100m sprint? What is the speed of sound? Find out the answers and more. Project X Origins. Level 10. Book Band 12 (Brown).