4D now introduces you the new and patented Scratch- Off: Harry Potter "Wanted" Puzzle. You first assemble the puzzle poster of the Harry Potter "Wanted" poster. When complete, use the Scratch Off tool to begin scratching the top layer. As you Scratch, the image will disappear as Harry Potter appears! See the image change like magic! But don't worry about the original day puzzle image being scratched away. When scratching is complete, you can turn the puzzle over, and the original "Wanted" poster re-appears! This patented Scratch Puzzle comes with a scratch tool and brush. Total Scratch time is an enjoyable 3-4 hours of fun as you perfect each piece, and see history evolve before your eyes. Estimated time to assemble the puzzle is five hours. The puzzle measures 24" x 18" with 500 pcs.