Parents are being urged to take a closer look at what their children are doing on phones and tablets, as more families navigate screen time and the growing use of devices to keep kids occupied.

The idea is sometimes called a "digital pacifier." It refers to using a phone, tablet or other screen to calm, distract or entertain a child, especially during busy moments such as meals, errands or car rides.

For more on what a "digital pacifier" is and what parents should watch for, watch the video above.