Establishing habits in children as early as possible is a parenting benchmark and a cornerstone of adult self-care. When children push nighttime boundaries, parents become chronically over-tired. That makes them less likely to maintain the necessary routines in the first place, which sets up a vicious cycle.
It concerns me a bit that you are going to require him to "With guidance and support from adults, explore a variety of digital tools to produce and publish writing, including in collaboration with peers." Did you know there are countries that don't teach reading and writing until kids are 7? Seven years old!
Use the college process as an opportunity to teach financial lessons to your children by getting them involved in the decision-making process around savings and budgeting. By saving early and planning ahead, you and your family will be in a stronger position to tackle all of life's expenses from college to retirement.