I tossed this out to my friends yesterday and got a number of different results. The question was “What does an online textbook look like?” I know that when I taught Computer Science that the perfect textbook didn’t exist. I was always supplementing, or in some courses, completely creating the materials myself. So, it’s a serious question and I think one that the educational community needs to come to grips with. I think that we all know what a traditional textbook looks like. It’s got a cover, pages, facts, some errors, questions, usually answers to some…

