What are some good sites/tutorials for using opengl in C?

I want to make an air hockey game for my c programming class and i need some background knowledge on opengl and maybe some examples or tutorialsWhat are some good sites/tutorials for using opengl in C?
These videos can get you started.





http://xoax.net/comp/cpp/opengl/index.ph鈥?/a>What are some good sites/tutorials for using opengl in C?
Visit the NeHe Productions website @ GameDev:


http://www.nehe.gamedev.net





It's one of *the* best OpenGL/C++ tutorial websites, and it has a large number of lessons, each one with written instructions/explanations, as well as downloadable source code.
The Nehe tutorials are great for learning how to program with opengl. and yes it is all in C.





but i immagine collision detection and physics is going to be your biggest problem.
Here are few good ones





http://www.programmingtutorials.com/c.as鈥?/a>


http://www.cprogramming.com/tutorial.htm鈥?/a>
There are tons out there. Just simply google it and there will be a lot that come up. It all depends on what exactly you want.





Good Luck