Laminate one poster with a dynamic EverQR code and re-point it all semester: this week's assignment page, the field trip permission form, the parent newsletter. Because EverQR sets no trackers and shows no ads, it is a code you can comfortably put in front of students.
Weekly assignment links on one poster
Permission slips parents can actually find
No ads or trackers on the scan path
Enter your destination URL at EverQR, pick Dynamic QR, and download your code as PNG or SVG, with your logo and colors if you like.
The code encodes a short EverQR link that never changes, so it keeps scanning correctly no matter what you point it at later.
Your private management link lets you change the destination and see scan stats: total scans, per-day, and top countries.