2. First type the number 10.
3. Then enter the power key, the left bracket, the minus sign, the number 3 and the bracket in turn to set 10 (-3).
4. The above is the keyboard setting method of physical experiment course 10 (-3) of Aituocai Education Platform.
(1) Are there any enlightenment courses for children who are going to primary school soon?
It's best not to give children any enlightenment lessons. As