What a wealth of information! I love that these links are included in our class. I was able to look through many of these and was excited at the possibilities to use them in education!
Communication: Wordle for a poetry unit, Little bird tales to create, publish and present our own stories!
Collaboration: Cacoo had lots of ways to help organize the classroom including lesson planning and classroom set-up. There were lots more ideas in this article:
https://nulab-inc.com/blog/cacoo/creating-lesson-plans-cacoo/Creativity: paper.li We could create our own class newspaper!
Critical Thinking : bubbl.us for brainstorming in groups
Delicious: Excited about sharing favorites with other teachers and being able to find them easily again
I am looking forward to implementing these this year!