Check this out. 5 indie games for any price you specify. Games are World of Goo, Aquaria, Gish, Lugaru, and Penumbra. Money goes toward the developers, charity, or EFF (and can be split however you want). Please be a generous giver for this awesome opportunity.

http://www.wolfire.com/humble

P.S.
Time is running out on this bundle - about 5 days left.