Eureka Back to School Silver Star Scratch Off Stickers for Kids and Teachers, 180pc, 2.5'' x 1'' Includes (30) sheets for a total of (180) stickers. Each sticker measures 2.5'' x 1'' Teachers going back to school must add these rewarding scratch off stickers to their list of classroom supplies! Eureka rewarding star scratch off stickers are great recognition awards that are fun, creative, and motivational. Scratch off the sticker to reveal any picture you want underneath!