These are sites, apps, extensions and add-ons that work on Chromeooks.
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://vocaroo.com/
Website: https://twistedwave.com/online/
Paid iPad app: https://itunes.apple.com/us/app/twistedwave-audio-editor/id401438496?mt=8&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/twistedwave-audio-editor/id401438496?mt=8&at=10l6SU
Paid Mac program: https://itunes.apple.com/us/app/twistedwave/id408452636?mt=12&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/safarimontage/id405558643?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/safarimontage/id405558643?mt=8&uo=4&at=10l6SU
Google Chrome app: https://chrome.google.com/webstore/detail/screencastify-screen-vide/mmeijimgabbpbgpdklnllpncmdofkcpn
Website: https://www.screencastify.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=air.wevideo.camera
Google Chrome app: https://chrome.google.com/webstore/detail/okgjbfikepgflmlelgfgecmgjnmnmnnb
Website: http://www.wevideo.com/
Website: https://www.canva.com/
Free iPad app: https://itunes.apple.com/us/app/canva-graphic-design-photo-editing/id897446215?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/canva-graphic-design-photo-editing/id897446215?mt=8&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.canva.editor
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.canva.editor
Website: http://piktochart.com/
Website: https://dotstorming.com/
Website: http://padlet.com/
Google Chrome app: https://chrome.google.com/webstore/detail/padlet-wallwisher/ppckapbnfhikdajgehibjapcohbaomhd
Website: http://www.flipsnack.com/
Website: http://www.thinglink.com/
Free iPad app: https://itunes.apple.com/us/app/thinglink/id647304300?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/thinglink/id647304300?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/adobe-voice-show-your-story/id852555131?mt=8&uo=4&at=10l6SU
Website: https://quizlet.com/
Edmodo app: http://www.edmodo.com/publisher?uid=507204
Free iPhone app: https://itunes.apple.com/us/app/quizlet/id546473125?mt=8&uo=4&at=10l6SU
Google Chrome app: https://chrome.google.com/webstore/detail/quizlet/bgofflgeghkhocbociocnckocbjmomjh
Website: https://www.storify.com
Google Chrome app: https://chrome.google.com/webstore/detail/storify/oonhlodhpiagekajjhhfimfgeagjnnop
Website: http://www.blendspace.com/
Edmodo app: http://www.edmodo.com/publisher/edcanvas
Website: http://www.tagul.com