In no particular order, here are some programs and info to try in your classroom. You aren't the first to use these--give them a whirl and "Google it" if you need ideas or support!
Ten Tech Tools (sites) for Teachers--offers links to programs and short descriptions. Very clear with examples
(the 10 tools: Animoto, Diigo, Edmodo, Glogster, GoAnimate, SlideRocket, ToonDoo, Voki, Wordle, Wordpress)
Amazing A-Z list of Web Tools for Education with descriptions
Top 25 Sites for Teaching and Learning by The Am. Assoc. of Librarians