Here's a post I did on free math resources, including a list of resources on various topics: http://www.elegantcoding.com/2011/06/free-math-resources-you-can-u

Here's a post I did on free math resources, including a list of resources on various topics: http://www.elegantcoding.com/2011/06/free-math-resources-you-can-use.html http://www.elegantcoding.com/2011/06/free-math-resources-you... There's some really great stuff listed there, I use it all the time.