This trick still works on 70% of school networks. Go to translate.google.com. Set the translation to "English to English." Paste the URL of a blocked game site into the translate box. Click the translated link. Google acts as the proxy, and most school filters will not block Google’s translation cache.
Searching for "unblockgam patched" implies you want a fix. While I cannot advocate breaking your school's Acceptable Use Policy (AUP), I can explain the technical workarounds that exist—and their risks. unblockgam patched
When one site is patched, clones appear. As of this writing, domains like unblocked-games.s3.amazonaws.com or github.io based emulators are the successors. Search for "Unblocked Games 77" (not 66). However, these are on borrowed time; IT departments patch them weekly. This trick still works on 70% of school networks