As long as you master the addition and subtraction within 10, you can lay a good foundation for future study.

Don't let children learn too much.

And when teaching, try to demonstrate in kind, count with chopsticks when eating, and usually put candy on the table to ask specific questions. Three sugars and four sugars are put together. How much sugar is a * * *? Let children understand the meaning of addition and subtraction in actual situations, instead of simply doing 3+4; This process is very important. Don't just pursue how many problems a child can do, but see how many problems he can solve.