This document provides information on how to create and use QR codes in an educational setting. It defines what a QR code is and explains that they can contain various types of digital information like web links, contacts, videos, music, and more. It then offers many examples of how teachers can incorporate QR codes into classroom lessons, activities, and projects to enhance student engagement including virtual tours, scavenger hunts, adding interactivity to displays and textbooks, and more. It also provides resources for creating QR codes and some templates to try creating codes.