If you want a permanent github io games unblocked install that works even without an internet connection, you need to download the repository to your local machine.
Your network has blocked GitHub.io entirely (rare, but possible). Solution: Use the offline install method (Method 2 above). Download the ZIP file from home, put it on a USB drive, and run the index.html at school or work. Because no external scripts are called, the blocker cannot stop it. github io games unblocked install
For example: username.github.io/game-name If you want a permanent github io games