Marvelous Mattie: How Margaret E. Knight Became an Inventor cover

Marvelous Mattie: How Margaret E. Knight Became an Inventor

Author: McCully, Emily Arnold

Reading Metrics

Grade Level Lower Grades (LG K-3)
Book Level 4.2
Points 0.5
Fiction/Nonfiction Nonfiction
Word Count 1962
Points per Word 0.000255
Page Count 32
Points per Page 0.015625

Description

This book describes inventor Margaret E. Knight's childhood, explains how her interest in mechanical innovations began, and tells the story of her invention of a paper bag maker and her legal battle for the patent after someone stole her idea.