These are my new secret obsessions. Semi-obsessions. Also Farmville. I started playing Mafia Wars and Farmville in case I apply for a job at Zynga-I'm told it's mandatory. Good street cred, you know. And I can understand: how could you work on a product you've never used? I used The Geometer's Sketchpad, Fathom, and TinkerPlots, too, and, may I say ( Read more... )