They actually both come from Latin: i. stands for id est and means roughly "that is"; stands for exempli gratia, which means “for example”. But this graphic's explanation is a bit easier to remember than the Latin definitions.
Santa handprint~Santa falling down the chimney drawing! ~I saw this and thought it would be a great classroom project.except for the fact that I don& have a classroom or a little one to craft with. maybe someone I know can use it next year!