About Brain Trainer
The more you train with Brain trainer, the more you improve your math skills.
I'll update it very soon.
You have only 30s to give your answer and once 30s are finished you will see you result.
You can see the real time and your answers as well
Download and install
Brain Trainer version 1.0 on your
Android device!
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Android package:
hamid.brain.trainer, download Brain Trainer.apk