This site makes it easy to create images merged with QR codes. It's great for creating stylish interactive logos or add QR links or info to photos. Just choose an image, enter the QR code details, drag into place and download the result.
http://ictmagic.wikispaces.com/ICT+%26+Web+Tools
Trakqr is a superb QR code creating site which is currently in Beta. You can create dynamic codes which you can update and redirect with the same printed barcode. Really useful if you want the same code for each new blog post. Encode web links, tweets, map addresses, an email and more. Get analytics for each code.
http://ictmagic.wikispaces.com/ICT+&+Web+Tools
Using QR Codes this school is able to link students with QR code readers on their smartphones to rich media associated with different curricula. This is another way these mobile devices are gaining favor as educational devices.
A quick and easy QR code maker for web links. Just enter your url and choose the shortener. Also has some nice widgets and tools for your site under the 'On your site' section at the top of the screen.
http://ictmagic.wikispaces.com/ICT+&+Web+Tools