Scoop.it - Quickly create your own webpage with links to resources that you are interested in. The website says... "Be the curator of your favorite topic." They have a great video to better explain how Scoop.it might benefit you on their front page. Here is the Scoop.it that got me interested - Edu 2.0 created by Steve Dembo.
WriteRhymes - an easy to use web tool that assists writers as they are writing and find they need a rhyming word. No need to go to a different website for help just hold the alt key and click on a word to find one that rhymes with it.
ePubBub - find, write/publish, convert ebooks for kids. Download eBooks for iPad, Nook, and more
Superlame! A webtool that creates comic like captions on your pictures. In just a couple of minutes you can create images to use in projects like comic books.