Explore the anatomy of the human body. Click on an organ or other body part to read more about its structure and function, and then try out an interactive activity for that organ.

BioAnin presents 3-D labeled images of all of the major systems of the human body, for example, the digestive system and the endocrine system. The images are embedded in slideshows. The site also has interactive 3-D models that can be...

This interactive will help students to identify the basic functions of the immune system. Recognize ways to distinguish between nonspecific and specific immune responses.

A Science Odyssey biography of Jonas Salk from PBS, noted medical scientist who discovered the vaccine for polio. Easy to read format with link to "Paralyzing Polio," a colorfully animated and interactive comic strip. Links also...

The anatomy of the musculoskeletal system and what the bones, muscles and joints do in our bodies are explained. Interactive diagrams show the internal structure of a bone, and how muscles and joints work together. Major disorders of the...

The anatomy of skin, nails and hair is described. An interactive diagram gives an excellent portrayal of the structure of skin and of hair. Health disorders that can develop are also described.

A series of slide show presentations about the treatment of infectious disease. Each focuses on one aspect of fighting bacteria. Also included are interactive animations illustrating body functions and how medicines work.