This robot may look like a cute alien, but don’t let the design fool you—it’s an artificial-intelligence-powered tool designed to help kids ages 3 through 7 learn language and STEM skills.

Useless robots (or useless machines) are devices that, when switched on, exist only to turn themselves back off. They are fun and fairly simple builds that are easy to personify, and really invite ...

The cute robot has a screen for a face that can emote ... Xiao Pang is also equipped with a webcam, and can potter around the home helping parents keep an eye on their kids.