Kathy Schrock, a leader in the use of QR Codes, created this web site to help those that need a code made, a code read, or need a way to read the codes. Click here.
For those of us that don't know how to make QR Codes here is a web site that should help you in the creation of these amazing codes.
Here is a site that can also help you learn what and how to use QR Codes in the classroom.
For all those teachers that need a little bit of assistance with QR Codes in the class room, click here to see twelve ways to incorporate them into the classroom.
Last, but not least, here is a video for those that need a visual on how to use QR Codes.