100th Day of School Sticker Rolls. Reward students with 100th Day of School Stickers as a fun way to encourage classroom participation and celebrate a milestone in the school year. They're perfect for sticking on completed homework assignments or for slipping in classroom prize buckets or goody bags along with other stationery items found on this website. Everyone loves a bit of sticker fun in their day. (100 stickers per roll, shrink-wrapped) 1 1/2"