(CBS) - Portal fans rejoice. Steam is offering the game for free for PC and Mac until September 20. The critically acclaimed video game Portal is almost 5 years old, but it's still widely loved. With ...
Inspired first-person puzzle game Portal is free to download on Steam until 20th September. Maker Valve is running the deal to showcase how Portal and Portal 2 can and have helped kids grasp trickier ...
If you haven’t yet experienced the wonder of thinking with portals, there’s never been a better time to start: Valve has made Portal free for the Mac and PC until September 20 as part of its “Learn ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results