digg_url = 'http://blogs.msdn.com/alfredth/archive/2008/05/16/links-from-my-talk-at-stevens-institute-of-technology.aspx'; Yesterday I gave one of the keynote talks at Stevens Institute of Technology’s second annual high school computer science workshop . Ursula Wolz , The College of New Jersey, was a tough act to follow with her great presentation/demo on Scratch . Scratch is one of my favorite teaching tools and I learned several things about it that I didn’t know. And then it was my turn. I did