As a website of the National Council of Teachers of Mathematics, all content on Calculation Nation® is subject
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while no data transmission over the Internet is 100% secure from intrusion, we have used and will continue to employ
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When you register for a Calculation Nation® account, we ask for a limited amount of personal information (such
as your email address and an account password). Because this website is intended primarily for school-aged children,
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The information that you provide will be used to keep track of your progress within Calculation Nation®, such
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Occasionally, we may use your email address to provide you with information about new games or features that are added
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