This site provides both a social network for your class as well as iOS/Android/Facebook apps to support learning outside of school. Unlike other study apps, this one encourages teachers and students to collaborate and engage via their Study Hall social network
This app allows for web conferencing and collaboration from your iPad. With an Internet connection, you can now share screens via the iPad much like on a computer.
Not only does BaiBoard allow students to collaborate on a shared whiteboard via their iPads, but they can also jointly annotate PDFs. Much like with AirSketch, BaiBoard also includes the ability to do a web share. This means that when on the same network, and with the unique URL associated with the iPad, ANY device can see a student working on their BaiBoard through a browser.
Cork board type app that allows students to organize research or a project on their ipad. The free version allows for one board. Online, collaborative version would be Wallwisher
We use VoiceThread in a lot of our EdTechTeacher workshops as it is completely web based and now includes an iPad app. As a tool, it can create digital stories, be used for foreign language exercises, or support the creation of collaborative study aids. This library is a database of articles about successful VoiceThread projects.