1. WILL Interactive develops Virtual Experience Immersive Learning Simulations (VEILS), which are interactive movies that force users to make serious decisions as a learning experience.
2. CauseCart is a Chrome extension and Firefox add-on that works with ecommerce websites to donate a portion of every user’s online purchases to charity.
3. Pubslush is injecting Kickstarter-esque crowdfunding into the publishing process.

Source: Mashable