This wiki brings together "how to's" on the numerous things that can be done with Picasa. There are also ideas on how to use Picasa as an educational tool.
The purpose of tagging is to help make it easier for the content to be easily found.
Blogs, wikis, podcasting, video sharing websites (e.g. YouTube and Vimeo), photosharing websites (e.g. Flickr and Picasa), social networking sites (e.g. FaceBook, Twitter) are all examples of Web 2.0 technologies.
Personal Learning Networks (PLNs) are all about using web tools such as blogs, wiki, twitter, facebook to create connection with others which extend our learning, increases our reflection while enabling us to learn together as part of a global community.
Lengthy, substantive piece on blogging for educators, starting from "what is a blog," continuing through Web2.0 tools, and ending with Personal Learning Networks. Something for everyone here.
Unfortunately, there is no iPhoto for Windows computers. However, there are some great free alternatives like Picasa, and the Windows Live Photo Gallery, that will make you forget about an iPhoto for Windows in no time.