"Ask-Me" Buttons

If students make an A on a test, they get the privilege of wearing these buttons around school for a day in which other teachers and students will inevitably ask, "What'd you make on Ms. (or Mr.) so-in-so's test?"  to which they can proudly reply, "An A!!"  The buttons were popular with my 5th graders this year, and it was genius to introduce right before state testing time to build pride and confidence in their testing abilities...