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2005 – iClicker
https://www1.iclicker.com/our-story/
One of the first to allow teachers to be able to quickly poll students and get results in real time. -
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2006 – XO Laptop
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2010 -Apple iPad
http://www.apple.com/pr/library/2010/03/05iPad-Available-in-US-on-April-3.html
The iPad helped change the face of education forever (newer versions are still being made to date).