this is a great site for teacher help - online meetings and how to's, loads of cheat sheets and other things helpful to teachers who are guiding themselves through the integration of tech in classrooms
Many tools exist which help us in sidestepping prickly copyright issues. The professional ones are of course potent, spiffy and dollar loving. The free ones may not be too much on looks but without a pinch they are adequate for the blogger world. Here at MakeUseOf, we have previously covered quite a few content tracking web services.
Webmath is a math-help web site that generates answers to specific math questions and problems, as entered by a user, at any particular moment. The math answers are generated and displayed real-time, at the moment a web user types in their math problem and clicks "solve." In addition to the answers, Webmath also shows the student how to arrive at the answer.