19 Pencils is a beta site that has some great resources for educators. It is a resource creation and sharing tool that would be a great addition to your resource bag. You can find and create quizzes, create a class website, share websites you've found, share resources and even track how your students do on your quizzes.
It was created by a group of parents, who are also technology experts. There are free and premium accounts.
It is easy to use and has some great tools for educators. Check it out!
19 Pencils website
19 Pencils blog - updates, tips and more
Follow 19 Pencils on Twitter - http://twitter.com/19Pencils