6. The computer-readable memory device of claim 5 , wherein each of the iconic representations comprise a toggle-button that, when actuated, initiates the teaching animation that is represented thereby, and a descriptor inscribed within the toggle-button that visibly reveals the action mapped to the teaching animation.
6. The computer-readable memory device of claim 5 , wherein each of the iconic representations comprise a toggle-button that, when actuated, initiates the teaching animation that is represented thereby, and a descriptor inscribed within the toggle-button that visibly reveals the action mapped to the teaching animation. 7. The computer-readable memory device of claim 6 , receiving a user-initiated input in association with a writing-pad tool comprises detecting contact between a physical object and a writing surface of the touchscreen interface; wherein the contact occurs at the toggle-button.