Game of Charities lets you submit predictions on the fate of the main characters from Game of Thrones every week for prizes including giftcards and roundtrip flights to Europe. Every entry costs just $10 and will benefit a charity of your choice.

Sparo's Charity Madness lets you play March Madness on the behalf of charity. Select a charity and then fill out a bracket. If you win, so does your charity! The top 3 brackets win the growing prize pool for their charities. There's cash prizes for donors!