In Stock. Let students know that they rock in every way! Encourage them to do their best by showing them the progress they make. As students complete assignments or even do something “awesome” outside of classwork, punch a hole in the guitars on their cards. Once all of the guitars have been played, you can offer a reward or prize. Each package contains 36 cards that are 4 ¼" by 2 ¾ ". Return Policy Exception: This product can not be returned. But it can be exchanged if defective, for the exact same title. Here is a listing of related products.