Monica Burns offers what amounts to a classroom teacher's ode to QR ("quick response") codes, in this Edutopia blog post.

3. Collect Information from Students and Parents Finally, teachers who gather feedback via Google Forms can use QR codes to share surveys with parents and students. The regular sharing features in ...

Students in Thomas County are using technology to enhance their learning outside the classroom.

You can create a QR code that links to a Google Form for other users' ease of access. Here's how to get started and link the two together.