Reward students for every milestone achieved in class with these awesome stickers. The stickers are ideal for grading papers and tracking charts, or for adding a fun incentive for progress in homework, behavior and more. The acid- and lignin-free stickers come in the following designs: happy apples, sports, cheer words, smiles, cool words, stars, colorful rubber ducks, doughnuts, farm animals and favorite foods. Pack includes 2,640 stickers in 30 sheets; each sticker measures approximately 7/16" in diameter.