Everything I've read about YouTube Kids is that the filtering doesn't actually work well and is largely algorithmic.

Apparently they finally added an option for curated channels (known brands / everything is reviewed by a human moderator) about a month ago, but you have to enable that option.

https://www.nytimes.com/2018/04/25/business/media/youtube-ki...

"This item isn't available in your country".

Why, Google?