How to Remove Crayon, Glue, and More Kid Stains
Remove as much as possible with a dull knife or a spoon. (To make it easier to remove gum, first rub an ice cube over it to freeze it.) Apply a lubricant, like glycerin, to loosen any remaining residue, then scrape it off and rinse. Rub in liquid dish soap to remove any leftover stain. Machine wash.