While there is no official "unblocked" version of BeamNG.drive
Copy the entire game folder (usually in SteamLibrary/steamapps/common/BeamNG.drive ) to a fast drive. beamng drive unblocked work
If the game is installed but the network blocks its online features (like the Mod Repository or Multiplayer), use a reputable VPN. While there is no official "unblocked" version of BeamNG
If the school blocks all non-web traffic, even offline mode may fail on startup. In that case, a trusted VPN like ProtonVPN or Windscribe (free tier) can encrypt your traffic. , be aware that using a VPN to bypass work/school policies could violate your institution’s Acceptable Use Policy. In that case, a trusted VPN like ProtonVPN
If your school blocks GFN, services like Shadow ($30/month) give you a full Windows desktop in the cloud. You install BeamNG.drive on that virtual PC and stream it to your local device.