Explains why the skeletal system is important; explains how bones work, describing bones' sizes and shapes, joints, and bones' interaction with muscles; and provides guidance on keeping one's bones healthy.
Presents an overview of plant cells and describes the structures and functions of human cells in the bones, muscles, and circulatory, digestive, respiratory, and nervous systems.
Sally, Joe, and Ben learn lessons about animals and animal skeletons while on a visit to the museum. Includes pull-the-tab illustrations that show each animal as a skeleton and as it looks alive.