GETTY IMAGES: National Play-Doh Day is observed annually on September 16th.  Play-Doh inventor Joe McVicker actually sold it originally as a wallpaper cleaner but the world had another use for his product.  Play-Doh was inducted into the Toy Hall of Fame in 1998. Here is an excerpt from the Hall of Fame induction found at http://www.toyhalloffame.org/toys/play-doh Play-Doh […]