One of Netflix's most popular shows is a children's series. But the streaming giant is still struggling with young viewers.

• One of Netflix's most popular shows is a children's animated series called "CoComelon."
• In just the first half of 2023, "CoComelon" was watched for 601 million hours.
• Still, streaming platforms are struggling to bring in young viewers as more children turn to YouTube. 

Although Netflix has spent years investing heavily in original streaming content, one of the streaming giant's most popular shows right now is a children's animated series that continues to air on YouTube called "CoComelon."