NeuroSky's online store offers apps such as Speed math, which monitors players' attention levels as they solve maths challenges.

神念的网上商店提供各种应用程序。诸如心算，游戏中，玩家在解决数学挑战的时候，耳机会检测他们的专注力水平。

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Then they started to use banks of graphics cards that could do the maths very quickly to speed up the rate at which blocks of work were completed.

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