Socrative
Free instant response system for students.
Can be used as an alternative to clickers. Exit tickets can be set up, single response answers, quizes, etc. It is very user friendly.

Edgalaxy
K-4 Teacher Resources
8 Parts of Speech Posters for downloading plus a lot of additional materials free for teachers.

TrackStar
K-4 Teacher Resources
Simply collect web sites, enter them into TrackStar, add annotations for your students, and you have an interactive, online lesson called a Track.

Smarter Balance
K-4 Teacher Resources
Company who is redeveloping the Mi MEAP test. The online test will begin the Spring of 2014-2015 School Year.

Social Media for Kids
Grom Social
If you wonder what 11 year olds are doing, check out this social media web site. A student didn't like not being able to have a facebook account so they launched their own social media site, it already has 7,000 members!