[nitrogen]

Regarding writing systems for English, have you seen this one? We had to learn about it when growing up in Utah:

https://en.m.wikipedia.org/wiki/Deseret_alphabet

[xedrac]

As a Utah native, I'm curious what decade you were taught this. I've never seen it before, but it looks pretty similar to one I created as a kid to pass secret messages back and forth with a friend.

[nitrogen]

It would most likely have been in a state history section some time in the 1990s.