Mythology provides a code of conduct to the culture. Teachers are charged with teaching that. The teaching strategies are usually left up to the teachers. Missouri has adopted the Show-Me Standards for all students. The new state assessment program is based upon the Show-Me Standards, so that will influence what is taught to some degree.
Schools expect students to attend school on time.
Parents think it is acceptable for students to miss whenever they wish. Schools take the line that underage drinking is unacceptable while some parents think it is acceptable. As students get jobs during the school year, a greater conflict will arise between the students' need for money and their need for an education. My personal values are reflected in my attitude towards others and the way I try to treat others, including my students. I teach them about being honest, kind, and hard-working as we deal with each other all year.