Controls
Space↑ClickTap
Use the on-screen controls or try Space, arrow keys and mouse input.
Explore portal-themed geometry challenges.
Explore portal-themed geometry challenges.
Space↑ClickTap
Use the on-screen controls or try Space, arrow keys and mouse input.
Geometry Portal Challenge puts movement-changing portals at the center of its obstacle courses.
Transitions can alter the way a section plays, so each new corridor requires attention.
Watch the first obstacle after every portal and learn the transition separately.
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