![]() You just need to make sure that you are far enough away so the entire code is visible. They can be printed or you can scan them on a computer screen. QRreader can open URLs automatically in your web browser.Īfter you have a reader, it's time to get scanning. Simply hold up a QR code in front of the camera and it is scanned. QRreader is free and uses a computer's webcam. While scanning works best on a mobile device, you can use software on Windows or Mac computers to scan codes. Go to i-nigma.mobi on your device to download it. It's available for iOS, Android, Windows Phone, and Blackberry. In fact, it won't even cost you any money to make your very own QR codes either.Ĭurrently my favorite QR code scanning app is i-nigma. In classrooms with iPads, iPod touches, tablets, or phones, QR codes can save loads of time and headaches.Īnd what's really great is that there are loads of apps for scanning QR codes that are free. It happens to me all the time, especially on a mobile device with a small keyboard. You know, it's so easy to make a mistake when typing a web address. Why the surge in popularity? Well, I'd say it's because now people are carrying around tiny scanners with them all the time-their mobile phones! Most phones, laptops, tablets, and iPod touches now have cameras, and these devices can run apps that transform them into handheld scanners. Why is it that they have recently become so popular? Scanning these codes instantly displays information or takes you to website. You can even get a QR code tattoo if you want. They are on signs, coffee cups, business cards, t-shirts, cupcakes, and bananas. When I scan this code, it opens to my website, . Isn't that great? QR codes are not limited to being just text-they can be hyperlinks. The text from the QR code is displayed so fast, no wonder it's called a Quick Response code! I simply launch an app and point my device's camera at the code. QR codes contain up to a few hundred characters, and it's not limited to just numbers. It's like a bar code, but can contain much more information. Supermarkets, businesses, and libraries have used bar codes for years because it saves time and is more efficient than typing in the digits. If you really want to, you can make your own barcodes. ![]() A bar code like this contains numbers, up to about 20 digits. ![]() Here's a bar code that get scanned at the grocery store. Episode 25: QR Codes, recorded March 2012, happens now! I'm Tony Vincent and this is the show where I share tips, how-tos, and ideas for using today's digital tools for teaching and learning.
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