Animals Without Backbones

Do jellyfish really have no brains or hearts? What has eyes the size of soccer balls? How does a sponge eat without a mouth? And, yes, that bug does have a thousand eyes! See how these softies survive!

Animals Without Backbones is part of the It’s All Animals series. This high-interest series uses fascinating facts about animals to introduce life science vocabulary and concepts, including how animals are classified based on shared characteristics. Read-UP! with 3 levels of readability. Each level (set of 5 books) contains a book on a different science subject so a student can keep reading in one content area if he or she prefers.