A school has a right to make rules that they deem appropriate. If you don’t like them, you have two choices:
1. choose another school
2. Abide by the rules
(3. be a hypocrite.)
Your child can pick up how to use the internet a lot faster than you think. a child of 4-5 can definitely figure it out and your child is not staying 3 forever.(is it only a preschool? Is the computer in alocked room? Is it password protected?