You can use this document as needed for your personal teaching use not for profit.
The Artsy Certificate is for a class. It shows that the class was engaged, responsible, had good manners and worked in harmony.
Classroom teachers like to hear and see that their students did the right thing in their special area classes. Some of them put them on the bulletin boards to show off to other teachers too.
Download it, print it, shrink it 50% and copy 2 certificates in one page on color paper. This is economical and looks special.