Check out BrightStorm. It’s a vast resource of math help videos. If you had trouble with something and need a little more instruction, you need to visit this site. Happy learning!
Random Walks
Mr. Chase blogs about math
Check out BrightStorm. It’s a vast resource of math help videos. If you had trouble with something and need a little more instruction, you need to visit this site. Happy learning!
Random Walks 
There’s also khanacademy who has videos on a wide
variety of subjects inluding Precalculus:
http://www.youtube.com/user/khanacademy
And there’s OERCommons:
http://www.oercommons.org/
Thanks Arun!