Maybe you’ve seen them; maybe you don’t know how to read them; maybe you’ve wondered what the heck they are. They look like checkerboards run amok. They’re QR codes, the better-than-bar-codes bar codes that encode all sorts of data, from text to video. Here’s one with some text about me:
You need a QR reader–a smartphone is today’s typical reader–to decode and access the data. What’s interesting is how schools are using these codes to reach students with course content. Here’s a short slideshow of ideas:
Here’s a video full of ways to use QR codes in education:
I like the idea that one computer in the library is set up to read the codes on cards placed in books. We don’t all yet have smartphones, so access is still a concern, but the possibilities here are inspiring.