Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.8
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2227
Points per Word
0.000225
Page Count
32
Points per Page
0.015625
Series
Which Came First?
Description
Written in a question-and-answer format, this book looks at the history of some common household inventions, including the alarm clock, the air conditioner, the toilet, and the pop-up toaster.