Tools that help review videos.
Website: https://vialogues.com/
Google Chrome app: https://chrome.google.com/webstore/detail/gajclnhcflhoicggnpmgkedchldikjgn
Free iPad app: http://itunes.apple.com/us/app/voicethread/id465159110?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/voicethread/id465159110?mt=8&uo=4&at=10l6SU
Website: http://voicethread.com/