i.e. interactive educator (sic) is a downloadable PDF magazine put out by the same folks who make the Smart Board. Here’s how they describe their publication: i.e. interactive educator provides you with reliable information about implementing and using education technology in the classroom.
Readwriteweb.wikispaces.com is a wiki that covers a lot of different web 2.0 topics.
Jennifer Dorman has an incredible web 2.0 wiki entitled Grazing for Digital Natives. Be sure to check out her “blogs” page for a bucket load of links to great edublogs.
The Alabama Best Practices Center has a great wiki with plenty of ideas and inspiring material.