Fill your classroom with compliments with the Kindness & Gratitude Jar bulletin board set. Attach one of three lids (Acts of Kindness, Gratitudes, Compliments) to the oversize mason jar and fill it with marbles as students impress you with their good deeds. When the jar is full, it's time for a reward! A perfect addition to your social-emotional learning lessons and to create a vibrant classroom community. Details:MulticolorIncludes 41 pieces and a teaching guideContents:1 Large jar (22.5 x 35")1 Reward card (16.5" x 6") 3 jar lid banners (17" x 5.25")36 marbles (4" diameter)Teaching guide