Classmint: https://www.classmint.com
Evernote: http://www.evernote.com/
TrackClass: http://trackclass.com/
Note Taking Tools for Students and Teachers:
http://www.freetech4teachers.com/2012/05/7-great-note-taking-tools-for-teachers.html?utm_source=feed
Guide to Using Today's Meet, Padlet and Socrative:
http://www.freetech4teachers.com/2013/09/backchannels.html?utm_source=feedburner&utm_medium=fe
ed&utm_campaign=Feed%3A+freetech4teachers%2FcGEY+%28Free+Technology+for+Teachers%29#.Ui8alxYz1Ds
StormBoard: https://www.stormboard.com/
Dot Storming: https://dotstorming.com/