well said 回复：如果你觉得学习进度不应该跟美国小学一个标准，那就给孩子加餐。

well done: 自学儿童心理学/最难的是每天思索，如何让他喜欢学习，不喜欢的怎么办，怎么引发他的兴趣。虽然辛苦了几年，但是非常值得。

To mooseamoose: You actually raised a question of work ethics. If you really want to know about how to guide children in their development in moral reasoning, you could refer to Kolhberg. see http://faculty.plts.edu/gpence/html/kohlberg.htm

Your kid probably is in the 3rd stage that looks to others/peers as the model (re:

主要问题是问别人都玩，我在做作业，别人都在做5+3，我为什么要做乘除法啊？), you may use 叹往事如烟's method, 只要家长参与，带动了他的兴趣，他就会喜欢学习. Here interest is the key. If he finds fun in the 乘除法, then it's not that you want him to learn, but it's he wants to learn.