Some Examples:
Creativity and Innovation
National Gallery of Art Online Interactives
Making Music
Communication and Collaboration
Blogs:
http://classblogmeister.com/blog.php?blogger_id=1337
http://classblogmeister.com/blog.php?blogger_id=51141
Storybird:
http://storybird.com/
Wikis - examples
Skype - http://www.skype.com (examples of Skype in the Classroom are here)
Research and Information Fluency
Min.us (image sharing) - http://min.us
Show Beyond (image, text, and voice) - http://showbeyond.com
Fotobabble (image and voice) - http://fotobabble.com
Math Manipulatives
http://nlvm.usu.edu/en/nav/vlibrary.html
Online Projects
http://www.jenuinetech.com/calendar.htm
Critical Thinking, Problem Solving and Decision Making
Bubbl.us (brainstorming, mind-map tool) - http://bubbl.us
Tinkering at Play - http://www.inventionatplay.org/playhouse_tinker.html
Kerpoof - http://kerpoof.com
Digital Citizenship
Technology Operations and Concepts
Keyboarding - labor and people intensive - my favorite free resource is Dance Mat Typing
Timelines and Video Editing and more