http://www.corestandards.org - Common Core Standards
http://ies.ed.gov/ncee/wwc/ - What Works in Education
http://www.ncate.org/ -
National Council for Accreditation of Teacher Education
http://www.nmc.org/horizon-project - New Media Consortium. Contains projections of the future of technology in education at all grade levels.
http://voicethread.com - Create, publish, and discuss multimedia slide shows entirely on the web
http://www.evernote.com/ Publish images, recordings, and notes directly the web.
www.gimp.org - Free 'good-enough' Photoshop-like editing tool
www.NCTM.org- The National Council of Teachers of Mathematics. Research backed math instructional guidelines. Nothing "fuzzy" about it!
http://bookbuilder.cast.org/-Great online application for creating accessible and UDL-friendly interactive books with text-to-speech, recorded audio, and image supports.