I've got video walkthroughs for the 2022 and 2023 National 5 papers. I've also made a couple of revision papers, with a Google Doc of the paper, marking instructions, and worked solutions.
The videos below are playlists - click the icon in the top-right of the video for the playlist menu.
For the 2025 paper, I've done some of the questions near the start of the paper as YouTube shorts. I'll still do long-form videos for the extended response questions.