Millions of online wordsmiths have translated their vocabulary prowess into more than one billion grains of rice -- enough to feed 50,000 hungry people for one day. An Internet game called FreeRice tests the vocabulary of anyone who plays it. If you click on the right answer, 10 grains of rice are donated by the site's advertisers; if you click on the wrong answer, you're given an easier word. Within just a month of the site's launch, a billion grains have been raised for the world's hungry!
