Parents will have the option to choose from three different content settings: Explore, Explore More, and Most of YouTube.
No, YouTube Kids isn't going away, and Google still recommends the standalone app for younger kids that offers a simpler experience but a smaller collection of videos.While there are many differences to be discussed, the one relevant in this context is that — unlike GPM — YouTube Music isn't available for kids under 13.
As mentioned in the tweet above, YouTube Music for kids should arrive when "supervised experiences" will exit beta — exactly when, though, is anyone's guess