What should be done to prevent children from becoming criminals or drug addicts?

Set a good example from adults
Show in the media about the dangers of drugs
Spend class hours in schools
Give care and love to the child so that he does not feel superfluous or deprived.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.