Plan for roughly half the driving you think you can do. Kids need movement breaks every 1.5 to 2 hours. The best stops are not the ones on the itinerary but the ones you find by pulling over. Pack snacks that avoid crumbs. And accept that the trip will go differently than planned and that is usually better.

Audiobooks and podcasts for kids work better than screens for longer stretches. Window games. Music everyone can agree on. Letting older kids navigate. And giving them meaningful jobs rather than just asking them to sit quietly for hours.

A car trash bag. A cooler for drinks and snacks. A first aid kit. One bag per person that lives accessible in the car. Entertainment that works without wifi. A physical map as backup. And less than you think you need of everything else.

Four to five hours of actual driving is comfortable for most families with young children. More than that and the last hour tends to make everyone miserable. Factor in stops and add at least 50 percent to driving times.

The national parks are extraordinary and widely underused by families. Zoos in major cities. Interactive children’s museums. Sea World, Legoland, and similar theme parks for dedicated days. And the unexpected stops that were not planned that end up being everyone’s favorite memory.