Don't scold them for doing wrong.otherwise , it will be opposite to what you wishes .

nowadays， many parents and children are lack of communication and they don't consider what children like or not like ,just let them to do according to thought of parents .Therefore they always disobey what parents want to them do it .  The first ,We must to care about what children think and what they like and keep in touch with them ,talking with them about the daily life. The scond,the important thing is that don't force them to do things they don't like . The better way is be friend with your children and chating like a friend in order that know everything about them.