Click the Techie Toolbox for tips and help to make the most of your time on the Web.

Chapter 21: Nervous and Endocrine Systems

Neuroscience for Kids
This site provides information and activities designed to help you learn more about the nervous system. Click on the link for the sidedness activity. Test yourself and your friends to find out which eye, ear, and foot are preferred.

Endocrine Disorders & Endocrine Surgery
Visit this site written by doctors to learn more about endocrine diseases. Name at least four endocrine glands. What is the sole purpose of the parathyroid glands? What systems’ functions may be impaired if the parathyroid glands are not functioning properly?

Unit 6: Interactions in the Living World

The Particle Adventure
Visit this site for an interactive tour of the atom. View the movie and click on the link for an introduction to the fundamental particles and forces. How have scientists’ views of the fundamentals changed over time?

Virtual Chloroplast
Click on the links and follow the instructions to explore the organization of the plant chloroplast. View the movie that shows light absorption.

DNA Structure Movie
At this site you’ll find a movie about the structure of DNA. View the movie, then sketch a diagram of a DNA molecule in your Science Journal.

The Gene Letter
Find out more about how genetic disorders occur by accessing this article. In the case of X-linked recessive disorders, why don’t the sons of affected fathers also have the disorders?