2016 McGraw-Hill Grade 4 Unit 4 Week 3, Breakthroughs -- The Freedom Machine (Paperback) by Paul Mason / Illustrated by Dan Bridy ***CCSS Genre Historical Fiction, GR R, Benchmark 40, Lexile 690, Word Count: 2,004 ***Paired Read: The Interstate Highway System ***ISBN-13: 9780021191895 ***Condition: Good Used ***Pages: 20 @Btop4blue;6>9x6 ASKU#