2009 Macmillan/McGraw-Hill Leveled Reader Library, Reading 3.3 Week 3, Social Studies: Inventions -- Bright Ideas: Inventions That Changed History (P) by Marsha Cone ***Informational Nonfiction / GR R / Benchmark 40 / Lexile 680 / Word Count: 1,451 ***ISBN-13: 9780022024529 ***Condition: Like New/Good Used ***Pages: 16 @ASKUv @mcghbox1;1>mcgh.read 9x6