Many children have trouble managing screen time and knowing when it is time to power down. Children with executive functioning difficulties have a tougher time making balanced decisions about technology. Even Silicon Valley parents in the tech industry have become acutely aware of the impact technology has on children at home and many have tech-free homes or set strict guidelines.
It's not always easy to transition to a different schedule or get in the groove with new expectations that this year's teachers may have. This is why building good habits are important. It takes time and it is hard work, but building good habits and following routines can help to counter-act back pedaling into former, unproductive practices.