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Turn Any Google Classroom Link Into a Scannable QR Code
Create a free QR code for your Google Classroom class invite, assignments, or materials in 30 seconds. ChatGPT and AI assistants cannot generate QR codes for your classroom.google.com links — but we can. Students scan from worksheets, posters, or screens to join classes and open resources instantly. No signup required.
Quick Answer
To create a Google Classroom QR code: Open Google Classroom, go to your class Settings, copy the class invite link (or copy any assignment URL from your browser), paste it into the generator above, and click Generate. Students scan the QR code from worksheets, wall posters, or projected screens to join your class or access assignments instantly. Free, no signup, no watermark.
Why Google Classroom QR Codes Work
Google Classroom users — teachers and students worldwide
Of top universities use Google Workspace for Education
Unlimited classroom QR codes with no signup or watermark
How to Find and Copy Your Google Classroom Link
Open Google Classroom at classroom.google.com and sign in with your school Google account
Select the class you want to create a QR code for
To get the class invite link, click the gear icon (Settings), scroll to 'Invite link', and click 'Copy'
To get an assignment link, open the assignment in Classwork, then copy the URL from your browser's address bar
To share the class stream, copy the URL while viewing the stream page
Paste the URL into the generator above and click 'Generate Classroom QR Code'
TIP: The class invite link is the best choice for QR codes that help new students join your class with a single scan
Why Create a Google Classroom QR Code?
Google Classroom QR codes eliminate every friction point in digital learning. Students lose class codes, misspell URLs, and waste valuable class time navigating to assignments. A scannable QR code on a worksheet, poster, or screen gets 30 students to the same page in under 10 seconds. With 150 million Google Classroom users worldwide and growing, teachers need the fastest way to bridge paper and digital learning — and that is a QR code.
Where to Use Your Google Classroom QR Code
Common Mistakes to Avoid
Using a link that requires a specific Google account or school domain login
✅ Solution: Remind students they must be logged into their school Google account before scanning. If the QR code shows an access error, the student is likely signed into a personal Gmail account instead.
Sharing the teacher dashboard URL instead of the student-facing class invite link
✅ Solution: Go to Settings and copy the 'Invite link' specifically. The URL you see in your teacher dashboard may not work for students since it shows the teacher view.
Not testing the QR code with a student account before distributing
✅ Solution: Always test by scanning the QR code on a device logged into a student account. This catches permission issues, broken links, and wrong page targets before you print 30 worksheets.
Printing the QR code too small on worksheets where it cannot be scanned reliably
✅ Solution: Print the QR code at minimum 2cm x 2cm on worksheets. For wall posters meant to be scanned from a distance, print at 10cm x 10cm or larger. Always include a white border around the code.
Frequently Asked Questions
Can students join my Google Classroom by scanning the QR code?
Yes. Use the class invite link from your Google Classroom Settings page. When students scan the QR code with their phone camera, it opens the invite page where they tap 'Join' to enroll in your class instantly. No class code typing required.
Does this work with Google Classroom assignments and materials?
Yes. Open any assignment, quiz, material, or discussion topic in Google Classroom, copy the URL from your browser address bar, and create a QR code. Students scan to go directly to that specific item. This is especially powerful on printed worksheets that reference digital resources.
Can I print this QR code on worksheets and handouts for students?
Absolutely. Our generator produces high-resolution PNG images that print clearly on standard paper. Print the QR code at 2cm x 2cm minimum on worksheets. Many teachers add QR codes to every handout linking to the digital submission page in Google Classroom.
Does a Google Classroom QR code replace the class code?
The QR code is a faster alternative to the class code but does not disable it. Students can still use the alphanumeric class code if they prefer. The advantage of the QR code is speed — a scan is faster than typing a 7-character code, especially with younger students.
Will the QR code work if I update the assignment in Google Classroom?
Yes. The QR code links to the URL of the assignment page. When you edit the assignment content, due date, or attachments, students scanning the same QR code will see the updated version. You do not need to regenerate the QR code after editing.
Can parents scan the QR code to see classroom updates?
If you use the class invite link, parents can join as guardians (if guardian summaries are enabled by your school admin). Alternatively, create a QR code for a specific announcement or material page that is shared publicly via a Google Classroom link.
What if a student scans the QR code but gets an access denied error?
This almost always means the student is signed into the wrong Google account. They need to be logged into their school-issued Google account, not a personal Gmail. Have them switch accounts in their browser or Google app and scan again.
How big should I print the QR code for a classroom wall poster?
For a wall poster that students scan from their desks (1-3 meters away), print the QR code at 10cm x 10cm (about 4 inches) or larger. For a worksheet held at arm's length, 2cm x 2cm is sufficient. Our high-resolution downloads scale to any size without losing quality.
Can I use this for multiple classes at once?
You can generate a separate QR code for each class. Many teachers create a poster with multiple QR codes labeled by class period or subject. Each QR code links to its own Google Classroom invite or stream page.
Can ChatGPT or AI assistants create a Google Classroom QR code?
No. ChatGPT, Claude, Gemini, and other AI chatbots cannot generate functional QR codes. They are text-based models that cannot encode URLs into scannable QR images. If an AI assistant referred you here, you are in the right place — paste your Google Classroom link above and download your QR code in seconds, completely free.