This particular Richard Byrne entry describes a pearltree used to catalog some useful tech resources for teachers. You can learn about the resources and pearltrees in the process.
Richard Byrne reflects over his most popular posts of 2011. This particular one deals with grammar games, but it's worth exploring the rest of his blog.
In the middle of the page is a power point with 51 ways to use Wordle. I liked it because it gave me some ideas on how I could use it. Used with root words, maybe animals.. (rec by Melissa Fitzgerald)