I love this logo board and how Braizen Design showed all of the graphic elements that go into creating an identity. (Megan Alvarez Brand Board) Check out the great descriptions of this photographer on the left hand side of the page
Great printable of the basic elements of art in very simple illustrations. Even young children could understand it, yet the it could work even for high schoolers. I remember this worksheet in my high school art class
Visual Identity by Bruce Mau Design for OCAD University. The concept behind this logo is that it is a blank canvas. The work of students can be featured in it as well as other themes. It is very graphic, the type is used to complement that geometry.