Website: http://www.edu20.org/
Website: https://www.remind.com/
Free iPad app: http://itunes.apple.com/us/app/remind/id522826277?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/remind/id522826277?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.remind101
Google Chrome app: https://chrome.google.com/webstore/detail/jppddpkfhdojffabldnpdacpeoefcljp
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.remind101
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.gm
Google Chrome app: https://chrome.google.com/webstore/detail/gmail/pjkljhegncpnkpknbcohdijeoejaedia
Free iPad app: https://itunes.apple.com/us/app/gmail/id422689480?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/gmail/id422689480?mt=8&uo=4&at=10l6SU
Website: http://mail.google.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.linoit.lino
Free iPad app: https://itunes.apple.com/us/app/lino-online-stickies/id416718906?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/lino-online-stickies/id416718906?mt=8&uo=4&at=10l6SU
Website: http://en.linoit.com/
Website: http://theanswerpad.com/
Free iPad app: https://itunes.apple.com/us/app/answer-pad/id978897926?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/answer-pad/id978897926?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.theanswerpad.student
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.theanswerpad.student
Website: http://todaysmeet.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.skype.raider&hl=en
Free iPad app: http://itunes.apple.com/us/app/skype-for-ipad/id442012681?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/skype/id304878510?mt=8&uo=4&at=10l6SU
Free Mac program: http://www.skype.com/go/download
Free Windows program: http://www.skype.com/go/download
Website: http://skype.com/
Website: http://www.nearpod.com/web
Free iPad app: http://itunes.apple.com/us/app/nearpod/id523540409?ls=1&mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/nearpod/id523540409?ls=1&mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.panareadigital.Nearpod
Website: https://www.google.com/apps/edu/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.fusionprojects.edmodo
Free iPad app: http://itunes.apple.com/us/app/edmodo/id378352300?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/edmodo/id378352300?mt=8&uo=4&at=10l6SU
Website: http://www.edmodo.com/
Google Chrome app: https://chrome.google.com/webstore/detail/edmodo/fpcdidgjjebefhmlhjlgnkahlimgaemc
Free Mac program: http://www.google.com/tools/dlpage/res/talkvideo/hangouts/
Free Windows program: http://www.google.com/tools/dlpage/res/talkvideo/hangouts/
Website: http://www.google.com/tools/dlpage/res/talkvideo/hangouts/
Google Chrome app: https://chrome.google.com/webstore/detail/google%2B-hangouts/kbpgddbgniojgndnhlkjbkpknjhppkbk
Website: http://www.twiducate.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.wunderkinder.wunderlistandroid
Google Chrome app: https://chrome.google.com/webstore/detail/wunderlist/fjliknjliaohjgjajlgolhijphojjdkc
Free iPad app: https://itunes.apple.com/us/app/wunderlist-hd/id420670429?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/wunderlist-to-do-listen/id406644151?mt=8&uo=4&at=10l6SU
Free Mac program: https://itunes.apple.com/app/wunderlist/id410628904?mt=12&ls=1&uo=4&at=10l6SU
Free Windows program: http://www.6wunderkinder.com/wunderlist
Website: http://www.wunderlist.com/
Paid iPad app: https://itunes.apple.com/us/app/syncspace-collaborative-zoomable/id408672838?mt=8&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/syncspace-collaborative-zoomable/id408672838?mt=8&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/syncspace-free-collaborative/id530089254?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/syncspace-free-collaborative/id530089254?mt=8&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.infinitekind.syncspace.android
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.infinitekind.syncspace.android
Free iPad app: http://itunes.apple.com/app/studyroom-learn-together/id559556794?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/app/studyroom-learn-together/id559556794?mt=8&uo=4&at=10l6SU
Website: http://www.getstudyroom.com/
Website: http://wiggio.com/
Free iPhone app: https://itunes.apple.com/us/app/wiggio/id424059394?mt=8&uo=4&at=10l6SU
Website: http://talktyper.com/
Website: https://www.google.com/voice/
Free iPad app: https://itunes.apple.com/us/app/google-voice/id318698524?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/google-voice/id318698524?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.apps.googlevoice