Thursday, March 8, 2012

QR Codes

You may have noticed these funny 'barcode' type symbols cropping up everywhere - from real estate ads to application forms to our shirts!


These are called QR codes (Quick-response Codes) - and they're quite easy to make and fun to use! Basically, a QR code stores a variety of information. 


How to make one:

1) Copy the URL of the website you want to link to


2) Paste the URL into a URL shortener, for instance Google URL Shortener

3) Once you have a shortened URL, paste into the address bar in you web browser and add ".qr" behind it and VOILA! You have a QR code!


(QR code for this website!)

QR codes can come in a variety of shapes and colours too. Some companies distort them slightly to represent their logo - for instance, here is one for the Red Cross (notice what's in the center?):



How do I use this in my classroom?
  • I have included QR codes on a number of pieces of paper that include URLs - for instance my Course Outlines, project flyers, assignments and handouts for this session
  • I have heard of other teachers who have posted them on bulletin boards along side projects to create "interactive" bulletin boards (for students using iPads and Smartphones!) - for instance, what if your students created Prezis for their projects & you wanted others to be able to see them? Create a nice-looking bulletin board explaining the assignment and have QR codes for each of the projects, with a brief explanation. Suddenly you have a "real-life" audience.
  • Create a scavenger hunt utilizing QR codes for clues


As with all things internet, these can be abused. Be careful of whose QR codes you're scanning!  Check out this article, and others like it: AVG (AU/NZ) Cautions: Beware of Malicious QR Codes. Utilize QR readers such as Norton Snap (free download from your iTunes account) to help protect you and your SmartPhone.

(Norton Snap Logo)



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