must be used with waterproof sanding disks. the game is quite difficult so we have to try several times until you achieve the objective successfully and have the chance to become a top player. this simple, visual presentation continues once a specific card or comparison is brought up. no metal and wires usually means you spend less time in our office getting adjustments. the national emergency rescue was deliberately delayed. the students on stage are front and center, but have excellent back-up with the technical crew, and adults who have spent incredible hours to bring the show to such a delightful conclusion. 