Sketches were created by Matt Miller (@jmattmiller) of Ditch That Textbook using the Paper app for iPad by FiftyThree. Sketches are licensed Creative Commons (Non-Commercial).
See thumbnails of these sketches below and a slideshow of larger images below the thumbnails.
One little button opens up a whole WORLD.
You don't have to have PERMISSION from a teacher to learn.
Don't just teach lessons. Create EXPERIENCES.