Mind mapping or concept mapping is a great tool for students to do in the classroom to support higher levels of cognitive thinking.
Website: http://www.text2mindmap.com/
Free iPad app: https://itunes.apple.com/us/app/wemap/id646248994?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/wemap/id646248994?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/mindjet-maps-for-ipad/id440272860?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=net.thinkingspace
Free iPad app: http://itunes.apple.com/us/app/idea-sketch/id367246522?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/idea-sketch/id367246522?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/simplemind+-mind-mapping/id305727658?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/simplemind+-mind-mapping/id305727658?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/simplemind-for-ipad-mind-mapping/id378174507?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/simplemind-for-iphone-mind/id304515487?mt=8&uo=4&at=10l6SU
Free Windows program: http://www.simpleapps.eu/simplemind/desktop/windows
Paid Windows program: http://www.simpleapps.eu/simplemind/desktop/windows
Free Mac program: https://itunes.apple.com/us/app/simplemind-free/id439654198?mt=12&uo=4&at=10l6SU
Paid Mac program: https://itunes.apple.com/us/app/simplemind/id434808346?mt=12&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.modelmakertools.simplemindfree
Paid Android Phone app: https://play.google.com/store/apps/details?id=com.modelmakertools.simplemindpro
Website: https://app.imindmap.com/
Free iPad app: https://itunes.apple.com/us/app/imindmap-hd/id479181299?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/imindmap-edu/id661712414?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/imindmap/id503812755?ls=1&mt=8&uo=4&at=10l6SU
Free Mac program: http://www.thinkbuzan.com/us/download/mac
Free Windows program: http://www.thinkbuzan.com/us/download/windows
Free Android Phone app: https://play.google.com/store/apps/details?id=com.thinkbuzan.imindmap.phone
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.thinkbuzan.imindmap.tablet
Website: http://www.mindmeister.com/
Free iPad app: http://itunes.apple.com/us/app/mindmeister-for-ipad/id381073026?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/mindmeister-mind-mapping/id291226775?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.meisterlabs.mindmeister
Google Apps for Education app: https://www.google.com/enterprise/marketplace/viewListing?productListingId=3435+15475579680845921511
Google Chrome app: https://chrome.google.com/webstore/detail/mindmeister/bdehgigffdnkjpaindemkaniebfaepjm
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.meisterlabs.mindmeister
Paid iPad app: https://itunes.apple.com/us/app/mindnode/id312220102?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/mindnode/id312220102?mt=8&uo=4&at=10l6SU
Paid Mac program: https://itunes.apple.com/app/mindnode-2-delightful-mind/id992076693?mt=12&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/kidspiration-maps-lite/id675831529?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/kidspiration-maps/id675321195?mt=8&uo=4&at=10l6SU
Website: http://www.spiderscribe.net/
Free Mac program: http://www.mindomo.com/desktop/index.htm
Free Windows program: http://www.mindomo.com/desktop/index.htm
Website: http://www.mindomo.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=air.com.EXswap.Mindomo
Free iPad app: https://itunes.apple.com/us/app/mindomo-mind-mapping/id526684279?mt=8&at=10l6SU
Google Chrome app: https://chrome.google.com/webstore/detail/mindomo-mind-mapping-and/lomfkamlboaefcpcnnklebogoelalnjm
Google Apps for Education app: https://apps.google.com/marketplace/u/0/app/lomfkamlboaefcpcnnklebogoelalnjm
Website: https://www.mindmup.com/
Google Apps for Education app: https://apps.google.com/marketplace/u/0/app/mkgkheknpfngchmoaognoilfanomldfl
Google Chrome app: https://chrome.google.com/webstore/detail/mindmup-20-free-mind-map/mkgkheknpfngchmoaognoilfanomldfl
Website: http://www.spicynodes.org/
Free iPad app: https://itunes.apple.com/us/app/ibrainstorm/id382252825?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/ibrainstorm-companion/id382260522?mt=8&uo=4&at=10l6SU
Website: http://www.wisemapping.com/
Website: http://www.memofon.com/
Paid iPad app: https://itunes.apple.com/app/magicalpad/id463731782?mt=8&uo=4&at=10l6SU