To unwind from my day after my kids go to bed, before I make a video, I often sit and color. I normally throw the pictures away after finishing them, but several people asked me to save them for a show & tell video. Here you go! :)
To listen while using other apps, switch the player to Picture-in-Picture (PiP) during playback — it keeps playing in a small floating window (the screen stays on).
To listen with the screen fully off, in-browser playback stops by YouTube's design. Open the video in the YouTube app to keep listening where background playback is supported (e.g. with YouTube Premium).
Open in YouTube app