Build young readers' vocabulary knowledge with these exciting, new nonfiction readers! This series is designed to introduce inquisitive readers in the 1st and 2nd grades to a broad range of science and social studies topics while building and strengthening their content-area vocabulary. From previewing to reviewing words, these books contain elements that help reinforce and build word knowledge. In the Habitats subset, exciting, brilliant photography affords readers a fascinating introductory peek at plants and animals in their home environments. Each title will cover a different habitat.