I guess random discussion is the best place to put this? I dunno, for some reason I don't go to this section enough, but I don't want to spam the others, 'cause it's not really autism related.
But http://freerice.com/ rocks! I used to do it all the time, but then I seemed to forget about it for awhile.. It's a vocabulary thing that somebody developed for their kid at some point.. you select the multiple-choice vocabulary answers, and for every correct answer, they donate 10 grains of rice to the UN world food program... so you can do something good and learn new words!