It’s one of several media companies trying to improve content for kids.

The move comes as parents and educators express growing alarm about the effects of social media on children.

“Our kids need better content,“parenting psychologist Dan Peterstold Lifewire in an email interview.

A teenage student studying with a video lesson on a tablet computer.

valentinrussanov / Getty Images

Other platforms also are putting limits in place to identify, remove, and limit harmful content.

For example,Facebook has a reporting featurethat allows users to notify the company of inappropriate content.

Julie Ens, a parenting blogger, said she’s concerned about poor quality content for her 4-year-old.

A parent and child working with art supplies and watching a video on a tablet computer.

FreshSplash / Getty Images

FreshSplash / Getty Images

Not everyone agrees that there’s a crisis in content for kids.