Saying "Goodbye" to mom and then "Guten tag" to your teacher, or managing to ask for a crayola roja instead of a red crayon, requires skills called "inhibition" and "task switching".

道别时对妈妈说 “Goodbye”，对老师说 “Guten tag”，或者要红色蜡笔时不说 “red crayon”，而说 “crayola roja”，这都需要调动“约束任务”和“切换任务”的技能。

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These are the newest red Crayola crayons.

这是最新的红色克雷奥拉蜡笔。

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Thee red brick wall was the color of a brick——red Crayola crayon. ——Unknown.

红砖墙的颜色就像砖红色的蜡笔一般。 。

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Etch A Sketch, Mr. Potato Head, Crayola Crayons the 64-crayon box with built-in sharpener, of course.

WSJ: The Evocative Power of Toys

In his earliest years, his Crayola period, "I was just another kid, drawing on the walls, " he says with a laugh.

CNN: 'Self Portrait'

He has also teamed up with some western toy companies, including Crayola and Revell, to make their crayons and models in Russia.

ECONOMIST: Russia��s broken toys