Episode Details

Coloring books are common objects of play and learning for children around the world. In recent years, coloring books for adults have grown popular too. 

涂色书是世界各地儿童玩耍和学习的常见对象。 近年来，成人涂色书也越来越流行。 

Children usually color with wax sticks called crayons. But, you can also use color markers, pens, and pencils. 

孩子们通常使用称为蜡笔的蜡棒来着色。 但是，您也可以使用彩色记号笔、钢笔和铅笔。 

Adding color to black and white images is fun and often calming. You just choose a color and fill in the space created by the lines. In fact, children are often taught to stay inside the lines when they color. 

为黑白图像添加颜色很有趣，而且常常令人平静。 您只需选择一种颜色并填充线条创建的空间即可。 事实上，孩子们经常被教导在涂色时要留在线条内。 

Apparently, this idea does not come naturally. Child development experts say very young children begin by scribbling on a coloring page. They do not pay attention to the lines of the picture. The result is a colorful but often messy looking picture. 

显然，这个想法并不是自然产生的。 儿童发展专家表示，年幼的孩子首先会在彩页上乱涂乱画。 他们不注意画面的线条。 结果是一幅色彩缤纷但通常看起来很混乱的图片。 

Then between the ages of two and five they start coloring inside the lines. This progression shows an improvement in many skills: fine motor skills, hand-eye coordination, space and object awareness, and more. 

然后在两岁到五岁之间，他们开始在线条内着色。 这一进展表明许多技能都得到了提高：精细运动技能、手眼协调能力、空间和物体意识等等。 

Many children are taught to color inside the lines. As a result, many adults do the same. This makes this finished artwork look more organized and proper because you followed the images’ guide lines. 

许多孩子被教导在线条内着色。 结果，许多成年人也这样做。 这使得这件完成的艺术品看起来更有条理、更合适，因为你遵循了图像的指导线。 

That is why the express