Free Rice

http://ilearntechnology.com/?p=3647

Free Rice (http://freerice.com) is an amazing website that helps students practice math facts, it has the added bonus of donating rice for every correct answer. Students can choose to practice basic math facts or multiplication. For each answer that is correct, grains of rice are donated to hungry people around the world. Add some additional math practice by figuring out how many grains of rice are needed to create a bowl of rice, and keep tally of how many total grains that your students have earned.