Popsugar Family Kid Activities Good Snacks For School Classrooms 14 Ways to Earn an A+ at School Snack Time October 6, 2014 by Lisa Horten View On One Page Photo 10 of 14 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Easy Rainbow Cupcakes These mason jar rainbow cupcakes would make for a memorable classroom birthday celebration. Source: Put It in a Jar Previous Next Start Slideshow Kid ActivitiesKid ShoppingChild Health And SafetySchool