Coloring Book of Magic with Vanishing Crayons
Now you see it, now you don't. For a limited time we are offering both of these mind blowing tricks together at an unbelievable price. You show a coloring book with all uncolored pages. Rub the crayons on the outside of the book and the crayons disappear. Open the book and magically all of the pages are colored! You give the coloring book a final shake and ALL OF THE PAGES ARE BLANK!...... OH WHAT!