Do housework, observe plants, write a growth diary, find a good composition, find famous sayings, doodle a dress and a rag.
For example, when talking about the area next week, let the children go home to find models and patterns, cut them out and bring them to class. So I also preview in advance and do small experiments in class.
I am learning math homework with raccoon rice, which can automatically increase the difficulty according to the children's learning situation and remind them to review something. All the children in our class like it very much. Ipad can be downloaded from the computer.