Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.6
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2879
Points per Word
0.000174
Page Count
32
Points per Page
0.015625
Description
Readers explore the history of printers, from punch cards, dot matrix, ink jet, and laser all the way to today's 3D printing.