Slip one of the four note-taking templates (or any document) in the back and use the stylus to start writing on the semi-transparent writing tablet. Blackboard reusable notebook Letter templates include Dot Grid, Blank, Planner and Lines. Push the button to clear everything or use the Exact-Erase feature on the writing tablet and stylus eraser to erase exactly what you wantjust like a pencil! You can also lock the writing tablet with the Erase-Lock button so you dont accidentally erase your notes.