How to keep children happy and sane during a long road trip

However many different tricks you try, your kids shouldn't be on the road for more than 5 hours a day, even if you take breaks.

"Are we there yet?" "I need to go to the bathroom!" "I'm bored." These cliches of road trips with children would be funnier if they weren't so familiar to parents who drive.

But arm yourself with the right tools and techniques, and you can keep your children content and quiet for hours on the road. Here's what you can do before setting off.