Learn all about hedgehogs in this engaging Level 1 reader from National Geographic Kids, now with more than 150 books from Pre-reader to Level 3 in the all about hedgehogs in this engaging Level 1 reader from National Geographic Kids, now with more than 150 books from Pre-reader to Level 3 in the with beautiful and engaging photos, kids will learn all about these adorable animals–their fascinating features, behavior, and habitat.