The document discusses QR codes and their use and potential in education. It provides an overview of what QR codes are, including that they are 2D barcodes that can redirect to web pages, texts, or other information. It then discusses considering learner experiences and needs when using QR codes. The document outlines some current uses of QR codes in marketing before discussing how QR codes could be used in education to provide personalized, relevant information to learners. It argues educators should rethink their role and how pedagogy and learning are approached to make the most of technologies like QR codes.