Enjoy your daily brain training dose on your mobile with amusing but challenging exercises involving concentration, memory, visual, logic and math skills.

在你的手机上通过一些具有娱乐和挑战性的小练习来享受每日大脑锻炼吧！

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They are given in approximate order of difficulty, and some of the higher-numbered exercises are fairly challenging and may be appropriate for classroom projects.

他们被用困难的近似订货给，并且一些更高编号的练习公正正挑战并且可能适合于教室工程。

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Through simple but increasingly challenging exercises, they gradually retrain their fingers to move separately again.

FORBES: Innovation

Argyris described a method for improving the thinking and decision-making of executive groups that involved engaging them both collectively and individually as a coach-facilitator, giving them feedback, challenging their thinking and using focused exercises to help them reflect on how they operate.

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With regard to exercise, you are correct to try other exercises to boost your metabolism, but you need to make sure that the exercise is really challenging.

CNN: Best way to jump-start your metabolism after a plateau?