Select McGraw-Hill educational apps for iPhone and iPad free until 4/16

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The National Council of Teachers of Mathematics is holding its annual conference this week and in honor of this event McGraw-Hill has dropped the price on select iOS educational applications. The sale started earlier this week and extends until the conference ends on April 16. During this time, the following applications will be free:

If you have elementary school-aged children and younger, this sale is a no-brainer. Normally, each app is priced at $1.99 and will jump back up to this price when the sale ends. These apps require iOS 3.0 or later and are compatible with the iPhone, iPod touch, and iPad.

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