Earn some rice for others

Here's something fun to do. It's also a worthwhile thing to do.
Test your vocab - you might even learn the meaning of a few new words. (like omphalaskepsis!)

http://freerice.com/

It's a sponsored site that donates ten grains of rice to the poor people of the world, through United Nations, for every word that you correctly match to it's meaning. The better you are the harder the words!