如果将两只形状大小完全相同的矮玻璃杯盛满同样多的水,让幼儿比较两只杯子里水的多少,孩子一眼就能看出两杯水一样多。然而,当你让孩子看着你将其中一只玻璃杯的水倒入另一只又细又高的杯子里后,再问他高杯子里的水跟矮杯子里的水是否一样多时,孩子们大多不能正确回 If two short glasses of exactly the same shape and shape are filled with the same amount of water and let the children compare the amount of water in two cups, the child can see as much as two glasses of water at a glance. However, when you let your child look at you and pour the water from one of the glass into the other, thin, tall glass and ask him if the water in the high glass is as much as the water in the short glass, Most of them can not be correct back