This is an article from Curious Kids, a series for children. The Conversation is asking kids to send in questions they’d like an expert to answer. All questions are welcome – serious, weird or wacky!

A magnet has opposite ends called a north pole and a south pole. Between the poles is a magnetic force that we can’t see. This is a non-contact force. The area around the magnet that is affected ...

Besides the geographic North Pole — an area that some children worldwide recognize as the home of Santa and all his reindeer — the Earth also has a magnetic North Pole. These magnetic poles ...

Your navigation system just got a critical update, one that happens periodically because Earth’s magnetic north pole keeps moving. Here’s what to know.