Columnist Luke Stark argues that students use navigational tools too much in their daily life, and should instead embrace the cognitive and entertainment benefits of natural exploration.

The preschoolers were fascinated, looking at their classroom through the lens of an iPad camera, watching animated images pop up as a cheerful voice told them: Feed apples to a pig behind a haystack.

You’re power-walking down a crowded hallway when someone suddenly stops dead in front of you. Or maybe you’ve tried to manoeuvre your cart around that person blocking the entire grocery aisle. It’s ...