1.问题的难度水平要适合。即问题要符合幼儿身心发展特点和兴趣,适合幼儿的能力水平。2.问题要指向多种不同认知水平或类型。从认知水平上分,可以分为基本问题和较高水平的问题,基本问题可以检查幼儿对所学内容的理解程度,较高水平的问题可以为幼儿提高较高水平思维的机会。 1. The level of difficulty of the problem should fit. That is, the problem should be in line with the characteristics and interests of children’s physical and mental development, suitable for young children’s ability level. 2. The problem points to many different levels of cognition or type. Divided from the cognitive level, can be divided into basic problems and higher levels of the problem, the basic problems can check children’s understanding of what they learn, a higher level of problems for children to improve the thinking of a higher level of opportunity.