This high-interest nonfiction series includes reading experiences in five content areas: Life Science, Earth and Space Science, History/Social Studies, Technology, and Careers. It introduces grades 4–8 content-area vocabulary in a medium that struggling readers can master.

It's All True! Level 3 (Most frequent 1450 words - practicing longer sentences and harder vocabulary)

Healers and Killers (Living Things)
Bloodsuckers and box jellyfish, foxglove and “apples of death.” Nature has animals and plants that kill or heal—and sometimes do both!
Deadly Nature (Earth and Space)
Tsunamis, climate-changing volcanoes, droughts, ice ages, and meteors that crash to Earth. Nature can do some damage!
Turning Points (History)
From the Battle of Milvian Bridge in 312 to the Battle of Britain in 1940, this book spans time and crosses the globe. The five conflicts described became turning points in history.
Robots (Technology)
Robots have been around for 1,000 years. Today they take apart bombs, rescue wounded soldiers, perform surgery, and even jog with people!
Ready for the Worst (Careers)
Nuclear disasters, plane crashes, cyber crime, killer