Lakeshore Learning has some new iPad apps available. They are free until March 11, 2013.
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| Language Adventures Quiz Interactive Game Show - Gr. 1–3 |
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| Language Adventures Quiz Interactive Game Show - Gr. 4–6 |
There are also Math Game Show apps available for free.
Source:
http://www.thelearningeffect.com/2013/03/free-ipad-apps-from-lakeshore-learning.html