Training with mental calculation. NEW! Make your children Aces of mental Calculation. Functioning like a screensaver and protected by password administrator (admin), your child is obliged to answer to X operations before finding the control of his computer. You will refine the parameter setting according to the statistics collected. CAUTION: DO NOT SET TOO SHORT TIMES, YOUR CHILD WILL PRICK A CRISIS! ; -) (multiplication, addition, substraction).
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