From breaking down the food we eat to sending messages to our brain so we can put one foot in front of the other, the human body does a lot, often with little conscious effort from its owner. With the help of this informative set, readers get a close look at some of the most incredible systems of the human body. Accessible narratives correlate closely with eye-catching photographs, keeping developing readers engaged. Features include: Low reading level to help struggling readers understand concepts central to upper elementary science curricula. Glossaries familiarize readers with key science vocabulary. Colorful photographs and fact boxes aid in reading comprehension.