Brace yourself for one of the shrillest, most annoying sounds in the world with this miniature chalkboard that's ready to be scratched. Recreate the ear-splitting, hair-raising scratching sound we all dread. Includes a 3 inch replica of a chalkboard, miniature hand and stickers to decorate and personalize your chalkboard. An illustrated, 32-page book exploring word aversion and why some sounds bother us.