http://www.nothingbutnets.net/:
This website reminded me of what Charlie is doing. Since I am writing this after I posted my previous one, this would possibly one of the organizations we could give money to.
http://www.literacyandpovertyproject.com/:
This website has a lot about homelessness and poverty. They have good facts, and the website also talks about some projects.
This is a website where you answer questions. If you answer a certain amount of questions correct, the website will donate one hundred grains of rice.