Some schools enforced strict rules on dress, while others all but abandoned any requirements.
Each one has an academy for freshmen that provides extra support. The goal? Prevent the downward spiral that can start with one failed class.
Some schools have speakers in to share their stories of addiction and mental health issues, while others are experimenting with mindfulness.
In some cities, parents have more clout.
Some say it's time to abolish the controversial School Reform Commission and switch to local control.
ESOL teachers can provide support in the classroom or outside it. Some schools take a bilingual approach.
Among the ways they do this is through community-building and studying various cultures.
Ninth graders will get extra attention. Principals may adopt special themes and focus more on careers and college.