[Free Registration/Login may be required to access all resource tools.] Cells, like these nerve cells, do not work in isolation. To send orders from your brain to your legs, for example, signals pass through many nerve cells. These cells...

Self-playing slideshow, with an accompanying quiz, introduces students to the concept of the human body as a system of cells, tissues, and organs.

[Free Registration/Login Required] An informational text about nerves in the human body. A question sheet is available to help students build skills in reading comprehension.

A twenty-question quiz covering knowledge of the human body and its anatomy. Good for test review or for checking students' general knowledge.

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.

Try to identify each of the human body's major organs in this interactive activity.

Test your understanding of the human body and all of its complexities with these interactive worksheets, games and quizzes.

This source offers a great overview of the various systems of the human body. Each part is identified and described on this site by a veteran science professor. Many interactive quizzes are located here as well for students looking to...

Learn about the structure and function of human blood as well as the composition of this complex substance in the human body through a series of video clips.

Make learning about the human skeletal system fun with full-color diagrams. Read about the structure and function of the body's 206 bones.

Take this nine-question unit test over the human body systems.

Slideshow, with an accompanying quiz, demonstrates how the respiratory system works.

Self-playing slideshow, with an accompanying quiz, explains how the muscular system works.

What do you know about the different human body systems? This site features information on each of the different systems. Students and teachers will benefit from this comprehensive resource.

In this investigation, students will study joints by comparing mechanical devices to living joint movement to understand how different kinds of joints work. Students will also determine where these joints are located in the body....

Series of illustrated essays on the different ways that the human body has been represented in art and science across history considers medieval astrology, the ancient Chinese practice of acupuncture, Vitruvius's notion of body symmetry,...

Find out how the body rids itself of wastes and fights off infections with the help of the lymph nodes and white blood cells.

Self-playing slideshow, with an accompanying quiz, explains how the immune system works.

Self-playing slideshow, with an accompanying quiz, explains how the digestive system works.

An animated video, with an accompanying quiz, explains how the circulatory system works.

Self-playing slideshow, with an accompanying quiz, explains how the skin, as a sense organ, allows us to touch and feel.

Self-playing slideshow, with an accompanying quiz, explains the major functions of the skeletal system: support, protection, and movement.

A video and a short quiz on the central and peripheral nervous systems.

Self-playing slideshow, with an accompanying quiz, explains the anatomy and sensorial function of the nose.