While it might seem simple in retrospect, Test Chamber 08 ... Then, put a portal on the wall behind you. Walk through the portal on your side of the chamber and grab the cube with the X button.

Most of those who've made it through to the end of Valve's brilliant sequel will have encountered at least one test chamber whose solution ... the solution in Portal 2 is always staring you ...

Now, a pair of amateur Lego designers is seeking support for their Lego Portal concept that features working modular test chamber walls that you can use to create countless devious configurations.

You now have access to the test chamber controls. You can raise the central platform with a portal gun attached, however it needs two Portal Gun Cores. There is another terminal in the room inside ...

There are a lot of new puzzle mechanics that are added in Portal 2 that up the ante in terms of how complex the series’ puzzles can be. Hard Light Bridges are introduced in the early hours of ...