Free Rice: For each answer you get right, we donate 10 grains of rice through the UN World Food Program to help end hunger. Tests include: vocabulary (english, spanish, french, german, and italian), grammar, art, geography, chem and math. Beware! This site is hopelessly addictive.
www.freerice.com

International Committee of the Red Cross: An independent, neutral organization ensuring humanitarian protection and assistance for victims of war and other situations of violence
www.icrc.org

Heifer International: Ending hunger, caring for the earth.
www.heifer.org

United Nations World Food Programme: Fighting hunger worldwide
www.wfp.org

Probigua: Spanish language school in Guatemala, donating profits to establish and maintain libraries in rural villages.
www.probigua.org

CARE: Our mission is to serve individuals and families in the poorest communities in the world. Drawing strength from our global diversity, resources and experience, we promote innovative solutions and are advocates for global responsibility.
www.care.org