Here is a list of apps that include anywhere from Special Education to Spelling.
Website: http://atozteacherstuff.com/
Paid iPad app: https://itunes.apple.com/app/itrace-handwriting-for-kids/id583678381?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/geoboard-by-math-learning/id519896952?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/geoboard-by-math-learning/id519896952?mt=8&uo=4&at=10l6SU
Website: http://www.mathlearningcenter.org/web-apps/geoboard/
Google Chrome app: https://chrome.google.com/webstore/detail/geoboard-by-the-math-lear/gaakmmdiopnmcenkojohldanladpajak
Free iPad app: https://itunes.apple.com/us/app/draw-your-stories/id646277953?mt=8&uo=4&at=10l6SU
Free iPad app: http://itunes.apple.com/us/app/motion-math-hungry-fish/id483049169?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/motion-math-hungry-fish/id483049169?mt=8&uo=4&at=10l6SU
Website: http://www.starfall.com/
Website: http://www.ck12.org/
Free Android Phone app: https://play.google.com/store/apps/details?id=org.ck12.app.practice
Free Android Tablet app: https://play.google.com/store/apps/details?id=org.ck12.app.practice
Google Chrome app: https://chrome.google.com/webstore/detail/ck-12/ilmbnmigihncgeckjgmkehcgkdeohkhl
Free iPad app: https://itunes.apple.com/us/app/ck-12-free-fun-way-to-learn/id909343639?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/ck-12-free-fun-way-to-learn/id909343639?mt=8&at=10l6SU
Paid iPad app: http://itunes.apple.com/us/app/fractions-app/id387434956?mt=8&uo=4&at=10l6SU
Paid iPhone app: http://itunes.apple.com/us/app/fractions-app/id387434956?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/doodle-buddy-paint-draw-scribble/id313232441?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/doodle-buddy-for-ipad-paint/id364201083?mt=8&uo=4&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 iPad app: https://itunes.apple.com/us/app/sight-words-kids-learn/id472910871?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/sight-words-kids-learn/id472910871?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/fry-words/id470926345?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/fry-words/id470926345?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/iwritewords-lite/id308152258?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/iwritewords-handwriting-game/id307025309?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/iwritewords-lite/id308152258?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/iwritewords-handwriting-game/id307025309?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/spelling-bug-2-free-for-preschool/id442140849?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/spelling-bug-2-free-for-preschool/id442140849?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/see.touch.learn./id406826506?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/see.touch.learn-pro/id467924373?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/bubble-abc-free/id342231509?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/bubble-abc-free/id342231509?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/bubble-abc/id336155822?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/bubble-abc/id336155822?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/abc-food/id460479661?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/abc-food/id460479661?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/learning-a-z/id474207297?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/rocket-speller/id492504689?ls=1&mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/rocket-speller-plus/id583255132?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/rocket-speller/id492504689?ls=1&mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/rocket-speller-plus/id583255132?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/word-bingo/id406264088?mt=8&uo=4&at=10l6SU
Paid iPhone app: https://itunes.apple.com/us/app/word-bingo/id406264088?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/abc-spelling-magic-short-vowel/id429301553?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/abc-spelling-magic-short-vowel/id429301553?mt=8&uo=4&at=10l6SU
Paid iPad app: http://itunes.apple.com/us/app/choiceworks-visual-support/id486210964?mt=8&uo=4&at=10l6SU
Paid iPhone app: http://itunes.apple.com/us/app/choiceworks-visual-support/id486210964?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/be/app/id582128594?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/be/app/id582128594?mt=8&uo=4&at=10l6SU