Human Body: Why Do Knees Bend?

Discover the answers to lots of brilliant questions about the human body! It covers a large variety of topics such as "why do I need to breathe?" and "how are bones joined together?" The best part about this book is the question and answer format. Definitely use this book to teach text structure and organization of informational text. It also contains a large variety of text features such as headings, photographs, and diagrams.