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Back in March, I wrote about QR codes. I just came across this document which offers some interesting ideas on how to use QR codes. It was written for a K-12 audience, but there are a bunch of ideas that are relevant to higher education. I learned a couple things I didn’t know. First, the size of the QR code is correlated with the size of the URL. Makes sense. I just didn’t know that. If you have a long URL but want a small QR code, use a URL shortener like bit.ly or goo.gl then create your QR code. Actually, bit.ly and goo.gl makeRead More →

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[UPDATED 12/8/2010: For further tips, tricks, and ideas for using QR codes, see this more recent post.] With the number of smartphones on the rise, such as AT&T’s iPhone or Verizon’s Droid, more and more of our students have this technology in our classrooms. Can you harness this power for your own use? In this post I’m going to introduce you to QR codes and barcode scanner software for cell phones, and how they might be useful to you and your students. If you have an iPhone/Droid, search the App Store/Market for barcode scanners. If you have a different web-enabled phone, here’s a handy listRead More →