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Mobile
SDK by Qonversion.
vs. average for the Games category, $, by region
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All of a sudden, today it zeroed all my points. I had over 720000 and it doesnt let me play anymore, it has null x null as a question. what happened?
You can train your brain by this simple mental calculation of addition, subtraction, and multiplication. You will receive more points by correcting more difficult questions. This app records your results, and you can see how your brain is trained over time on the results page.