Creating buttons for the students to wear highlights student effort and gives students the opportunity to be proud of, and speak about, their specific accomplishments. They could say super star, great behavior, or ask me why... they can be changed in and out which is nice that way if something special happens you can make a button for the event.
Beaded number rods for subtraction! Great visual for students with special needs. Adding concrete materials when performing simple operations, helps build number sense to ensure students are relating quantities to symbols (numbers). For this and more great ways to use beads and pipe cleaners in your math lesson, go to: http://commoncoreconnectionusa.blogspot.com/2014/12/beaded-number-rods.html