If you search "G+ Arc" on the school network directly, you might still get flagged. Here is the pro-tip for accessing it:
There are hundreds of "unblocked" sites out there, but most are filled with pop-up ads that would make your grandma blush and broken links. Here is why G+ Arc is different: unblocked games g+ arc
Hosted on platforms like Google Sites , these games are specifically designed to bypass network firewalls and filters. If you search "G+ Arc" on the school
All games are built using HTML5, allowing them to run directly in the browser on low-power devices like Chromebooks without requiring administrative installation rights. unblocked games g+ arc