Always look for the "HTML5" badge on Games 66. If it says "Flash," it won’t work unless you enable an old emulator (which most school laptops block).
If your network administrator has already blocked the Games 66 URL, you can try these alternative methods to access the game: Google Translate Proxy plague inc unblocked games 66 work
Is there a website I can play this at school with? : r/plagueinc Always look for the "HTML5" badge on Games 66