With a swish and flick of your pen, create these Harry Potter works of art! Thomas Pavitte, best-selling author of the 1000 Dot-to-Dot and Querkles series, has created a new type of mind-bending graphic puzzle in Harry Potter Spiroglyphics. At first, all you see are simple spirals, but when you look a little closer and start to color between the lines, the best-loved characters of Hogwarts begin to take shape...