Digital Instruction: To Infinity and Beyond!

What are your best tips and tricks for using tech in the classroom? Share: -- an idea (describe it with a text block) -- a link (use the text block and paste in a link) -- an image (from your class or a screenshot) -- a video (yours or someone else's ... something useful) -- a tweet (something you've seen or tweeted yourself) -- a PDF file (something that can help us out)