Rare Genetic Diseases in Children
http://mcrcr2.med.nyu.edu/murphp01/
This is a homepage that contains links to a wealth of information about rare genetic diseases that are usually mentioned in general biology texts. There are links to pages which describe symptoms, treatment, and support groups. Students can also chat with affected families and health professionals. An excellent source for up-to-date information on rare genetic disorders.

Genetics Education Network
http://www.phys.ksu.edu:80/gene/
The Gene homepage says the network is "dedicated to rescuing teachers and other students from terminal boredom by helping them do real science with modern research organisms." There are links to experiments and an excellent photo gallery. Students can also chat with scientists and teachers.

Hello Dolly: A WebQuest
http://204.102.137.135/PUSDRBHS/science/clone/dolly.htm