Is there a playlist of channels? Or a playlist of playlists? my kid love the idea that she is deciding which video she sees and apparently she prefers the creep

Is there a playlist of channels? Or a playlist of playlists? my kid love the idea that she is deciding which video she sees and apparently she prefers the creepy channels. If there is a way to create that whitelisting I would happily pay. If there was a Foss alternative I would happily join.