iPad
Free iPhone app: http://itunes.apple.com/us/app/storykit/id329374595?mt=8&uo=4&at=10l6SU
Website: http://docsstorybuilder.appspot.com/
Paid iPhone app: https://itunes.apple.com/us/app/i-tell-a-story/id420367212?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/i-tell-a-story/id420367212?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/sentencebuilder-for-ipad/id364197515?mt=8&uo=4&at=10l6SU
Paid iPad app: http://itunes.apple.com/app/pencils-words-kids/id488254899?mt=8&uo=4&at=10l6SU
Paid iPhone app: http://itunes.apple.com/app/pencils-words-kids/id488254899?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/bookabi/id494391239?mt=8&uo=4&at=10l6SU
Website: http://www.boomwriter.com/
Free iPad app: http://itunes.apple.com/us/app/toontastic/id404693282?mt=8&uo=4&at=10l6SU
Paid iPad app: https://itunes.apple.com/us/app/toontastic-all-access/id563403725?mt=8&uo=4&at=10l6SU
Website: http://kidblog.org/