Many smart students use Google Sites or Google Docs. You can embed an unblocked games archive into a Google Slide presentation. To an IT admin looking at network traffic, it just looks like you are editing a school project.
This method gives you complete control and no ads.
Many of these sites are titled numerically or with specific keywords to avoid detection: Google Sites Portals : Common versions include Unblocked Games 66 EZ Unblocked Games 77 Unblocked Games 76 Unblocked Games WTF GitHub Repositories : Users often fork game code into repositories like Project-Bradnails
Modern archives often utilize "web proxies," allowing users to browse the entire internet through a different URL, effectively making the archive a gateway to broader, unrestricted access. The Educational Tug-of-War