Principles of evaluating web sites, by Steven Downes states, “How do you know whether something you read on the web is true? You can’t know, at least, not for sure. This makes it important to read carefully and to evaluate what you read. This is the most important principle of reading on the internet. You must determine for yourself whether or not something is true.” The guide that Steven Downes has written is an easy read for anyone who is evaluating web sites for classroom use. It is a step by step guide that anyone can understand and impliment within the classroom.