This week I was teaching my G11 students the Genetics section of the syllabus and showed them an online narration on sickle cell aneamia.  I thought I would share the website from which it came.

http://www.montereyinstitute.org/

From there if you go to the HippoCampus link on the top right you come across some excellent online resources

http://www.hippocampus.org/

I then went straight to biology

http://www.hippocampus.org/Biology

Check out the courses which takes you to a series of folders

http://www.montereyinstitute.org/courses/AP%20Biology%20I/nroc%20prototype%20files/coursestartc.html

with resources or alternatively work through textbook correlations

http://www.hippocampus.org/Biology?view=Textbooks

And perhaps try their online simualtions

http://www.hippocampus.org/Biology?view=Media

I think you will be pleasantly surprised.