Other games donate to a charity when players reach a certain level or other achievement.

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From 2012, it would tax mining profits at a rate of 40% after they reach a certain level.

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"When you reach a certain level of income, then some of your Social Security becomes taxable, " says Mr. Eisenberg.

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When the vibrations reach a certain level, it provides less heat and also notifies consumers with a series of beeps.

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Once they reach a certain level of wealth, "they hold on as long as they can, " says Mathew Greenwald, the firm's president.

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Using a written asthma action plan can help you and your child remember what to do when peak flow measurements reach a certain level.

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Most income tax codes in America are rigged so that your tax liability always grows faster than your income by kicking you into higher tax brackets or by taking away deductions when you reach a certain income level.

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However, it wasn't clear from the study how much fish or other omega-3-rich fare people consumed to reach a certain omega-3 level.

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They can understand why people behave a certain way, and adapt, but at some level it does not reach them.

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