Scavengers, deep-sea monsters, and two-headed flatworms are just a few of the weird creatures, large and small, that live in our world. Beware of the eyelash mites! 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. Read-UP! with 3 levels of readability. Each level (set of 5 books) contains a book from the five content areas, so a student can keep reading in one content area if he or she prefers.