Dex is an AI-powered camera device that helps children learn new languages

Three parents—Reni Cao, Xiao Zhang, and Susan Rosenthal—were worried about their children’s screen time, so they left their tech jobs to create a product that encourages children to engage with the real world while also helping them learn a new language. Their move has paid off, as the company recently raised $4.8 million in funding.

The newly launched gadget is called Dex and resembles a high-tech magnifying glass with a camera lens on one side and a touchscreen on the other. When kids use the device to take pictures of objects, the AI…