Laminate a number ladder, cut small slits in top & bottom & add a pipe-cleaner with a small bead. Use the bead to slide up & down as you complete addition & subtraction problems (",). could do the same thing with a horizontal number line.
Clutter-Free Classroom: Listening Look - classroom management series Another one from CFC.take a photo and make an anchor chart of kiddos doing the "listening look." Whenever they start to get off task, they have a picture of themselves as a reference.