Blender is an open source 3D modeling program that runs on Mac OS X as well as on Linux and Windows. Blender is free to download. You can support the Blender project by making a donation on the Blender site, or by buying books and DVDs via the site.
The headline links to an excellent, free tutorial created by Vicki Wenderlich. If you’ve ever thought about designing in 3D, this is a terrific place to start.
there is plenty of good tutos on blender.
Dont know that one, but a good place to start is http://blenderartists.org/forum/
Just as an aside, she and her husband have hands down the best site on IOS game programming. Just about every indie dev (and probably a lot of commercial folks) out there owes them a debt of gratitude for all the work they’ve put into it.
Amen.
I am using Blender for many years now and have to say that this piece of software is a kick ass 3D-suite!
More awesome Blender tutorials can be found here:
http://cgcookie.com/blender/
http://www.blenderguru.com/