Many Texans believe high school students should graduate with more practical life skills in addition to traditional academic subjects. Get our free mobile appWhich Life Skills Do You Think Schools Should Teach? Here is a look at some things they don’t teach in high school, but they should. Here are the life skills many Texans believe students should learn before graduation. 20 Things They Should Teach in High School But They Don't High school will help you learn skills to be a successful adult, but some things should be taught in school and currently aren't on the curriculum.