Science Achievement Certificates honor students who have worked hard in science class and/or science club. These authentic Hayes certificates feature a light purple background with images of different science tools scattered throughout the background. They are great for teachers and administrators to give out to student at end of the year parties and award ceremonies. They also work great as classroom and student incentives. Details: Multicolored 8.5" x 11" 6 packs (30 per pack, 180 total certificates) Printed on high quality paper