The online education community is rich with resources for educators to create and share information with their students. Below is a collection of resources I am familiar with, and would be happy to recommend to both students and teachers.
Free Android Phone app: https://play.google.com/store/apps/details?id=com.zondle.mobile
Free iPad app: https://itunes.apple.com/us/app/zondle/id497342127?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/zondle/id497342127?mt=8&uo=4&at=10l6SU
Website: http://www.zondle.com/
Edmodo app: http://www.edmodo.com/publisher/zondle
Website: http://www.proprofs.com/games/
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Free iPad app: https://itunes.apple.com/us/app/google-earth/id293622097?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/google-earth/id293622097?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.earth
Free Mac program: http://www.google.com/earth/download/
Free Windows program: http://www.google.com/earth/download/
Google Chrome app: http://www.google.com/earth/explore/products/plugin.html
Mozilla Firefox extension: http://www.google.com/earth/explore/products/plugin.html
Apple Safari extension: http://www.google.com/earth/explore/products/plugin.html
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.apps.docs
Google Chrome app: https://chrome.google.com/webstore/detail/google-drive/apdfllckaahabafndbhieahigkjlhalf
Free iPad app: https://itunes.apple.com/us/app/google-drive/id507874739?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/google-drive/id507874739?mt=8&uo=4&at=10l6SU
Website: http://drive.google.com/
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.google.android.apps.docs
Free Mac program: https://www.google.com/drive/download/
Free Windows program: https://www.google.com/drive/download/
Website: http://www.google.com/google-d-s/forms/
Google Chrome app: https://chrome.google.com/webstore/detail/google-forms/jhknlonaankphkkbnmjdlpehkinifeeg
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.apps.docs
Google Chrome app: https://chrome.google.com/webstore/detail/google-drive/apdfllckaahabafndbhieahigkjlhalf
Free iPad app: https://itunes.apple.com/us/app/google-drive/id507874739?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/google-drive/id507874739?mt=8&uo=4&at=10l6SU
Website: http://docs.google.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.apps.plus
Google Chrome app: https://chrome.google.com/webstore/detail/google%20/dlppkpafhbajpcmmoheippocdidnckmm
Free iPad app: https://itunes.apple.com/us/app/google+/id447119634?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/google+/id447119634?mt=8&uo=4&at=10l6SU
Website: http://plus.google.com/
Website: http://www.youtube.com/
Free iPad app: https://itunes.apple.com/us/app/youtube/id544007664?mt=8&uo=6&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/youtube/id544007664?mt=8&uo=6&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.google.android.youtube
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.google.android.youtube
Google Chrome app: https://chrome.google.com/webstore/detail/youtube/blpcfgokakmgnkcojhhkbfbldkacnbeo
Website: https://www.vyond.com/
Website: http://www.khanacademy.org/
Free iPad app: https://itunes.apple.com/us/app/id469863705?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/id469863705?mt=8&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=org.khanacademy.android
Free Android Tablet app: https://play.google.com/store/apps/details?id=org.khanacademy.android
Edmodo app: https://spotlight.edmodo.com/product/khan-academy,324527/
Free iPad app: https://itunes.apple.com/us/app/educreations-interactive-whiteboard/id478617061?mt=8&at=10l6SU
Paid Mac program: https://itunes.apple.com/us/app/imovie/id408981434?mt=12&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/imovie/id377298193?mt=8&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/imovie/id377298193?mt=8&at=10l6SU
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 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 iPhone app: https://itunes.apple.com/us/app/slideshare-presentations/id917418728?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=net.slideshare.mobile
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
Website: http://www.text2mindmap.com/
Website: http://www.spiderscribe.net/
Website: http://piktochart.com/
Website: http://www.visme.co/
Website: http://www.blubbr.tv
Paid Mac program: http://www.amazon.com/gp/product/B003ZSH9GM/ref=as_li_ss_tl?ie=UTF8&camp=1789&creative=390957&creativeASIN=B003ZSH9GM&linkCode=as2&tag=edshelf-20
Paid Windows program: http://www.amazon.com/gp/product/B005O2478A/ref=as_li_ss_tl?ie=UTF8&camp=1789&creative=390957&creativeASIN=B005O2478A&linkCode=as2&tag=edshelf-20
Website: https://quizslides.com
Free Mac program: https://prezi.com/desktop/
Free Windows program: https://prezi.com/desktop/
Website: https://prezi.com/
Google Chrome app: https://chrome.google.com/webstore/detail/prezi/acoonfmhnndodekhecidldfdjgooefpg
Website: http://www.wix.com/
Website: https://www.weebly.com/
Google Chrome app: https://chrome.google.com/webstore/detail/weebly-website-builder/cnocophcbjfiimmnhlhleaooedeheifb
Free Android Phone app: https://play.google.com/store/apps/details?id=com.weebly.android
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.weebly.android
Free iPad app: https://itunes.apple.com/us/app/weebly-create-free-website/id511158309?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/weebly-create-free-website/id511158309?mt=8&at=10l6SU
Website: http://www.quia.com/web
Website: http://gnowledge.com/
Website: https://www.turnitin.com/
Edmodo app: http://www.edmodo.com/publisher/turnitin1
Website: http://www.paperrater.com/
Website: http://screencast-o-matic.com/
Paid iPad app: http://itunes.apple.com/us/app/little-bird-tales-easy-digital/id517996494?ls=1&mt=8&uo=4&at=10l6SU
Paid iPhone app: http://itunes.apple.com/us/app/little-bird-tales-easy-digital/id517996494?ls=1&mt=8&uo=4&at=10l6SU
Website: http://www.littlebirdtales.com/