I discovered and downloaded an app called Plotagon which has proved extremely useful in making YouTube videos.
I found out about it after viewing videos like these:
Yes, they seem amateurish and limited in scope, but they still get their points across, so I decided to make some videos of my own using Plotagon.
And finally, a direct sequel to the last video for promoting Unitarian Universalism:
I am happy with these works and hope others may appreciate them too.