This set uses colored photos of various instruments to help you teach the instrument families. You can use it either as a flannel or felt board set OR as a sorting game. There are 20 different instruments shown, with names, plus labels for the families: woodwinds, brass, strings, and percussion. All you have to do is print, cut and laminate. I have used this set with my pre-k class in large group activities (with the felt board), and also as a sorting activity after we learn about the families o