These are great resources for hosting an online learning environment
Website: http://moodle.org/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.schoology.app
Free iPad app: https://itunes.apple.com/us/app/schoology/id411766326?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/schoology/id411766326?mt=8&uo=4&at=10l6SU
Website: http://www.schoology.com/
Free iPad app: http://itunes.apple.com/lv/app/canvas-for-ios/id480883488?ls=1&mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/lv/app/canvas-for-ios/id480883488?ls=1&mt=8&uo=4&at=10l6SU
Website: http://www.instructure.com/
Website: http://edublogs.org/
Free iPhone app: https://itunes.apple.com/us/app/edublogs/id526466328?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/edublogs/id526466328?mt=8&uo=4&at=10l6SU
Free Android Tablet app: https://play.google.com/store/apps/details?id=org.edublogs.android
Free Android Phone app: https://play.google.com/store/apps/details?id=org.edublogs.android
Website: http://www.desire2learn.com/
Website: http://www.blackboard.com/
Free iPad app: https://itunes.apple.com/us/app/blackboard-mobile-learn/id376413870?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/blackboard-mobile-learn/id376413870?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.blackboard.android