Basiswissen QR-Code. QR Codes – What are they and how can I use them in my classroom? A QR Code is a type of barcode that is readable by dedicated QR barcode readers and camera telephones. The code consists of black modules arranged in a square pattern on a white background. The information encoded may be text, URL, or other data*. Like me, you may have seen these codes in newspapers and magazines, on promotional material, in the corner of posters and wondered what they were all about. QR Codes in the Classroom. The Effective Teacher - QRcodes. 5 Real Ways To Use QR Codes In Education. QR codes… Disposable fad?
Or useful technology? Opinions on whether QR codes are of real value is a hotly debated topic. But regardless of polarized views on the technology, there are some teachers using QR codes in education in some very inventive and exciting ways. QR codes have been in use since 1994 when they were created to track vehicles during manufacturing. Growing in popularity in recent years with the explosion of camera equipped smart-phones, the codes are now being used to link real world objects with all sorts of online data and information.