Boris Matueswitch arranged about a dozen or so Christmas carols. I have one of his handwritten manuscripts which have notated using Musescore to make it a little more readable.
Students find it easier to learn when playing a piece of music they are familiar with. Being able to sing a piece helps learn. For example, almost everyone knows Silent Night. In the Key of C, the chording isn't too difficult to learn.
Attached are two versions of the carol. One simpler version is the melody li