Small puzzle with medium-hard difficulty (for new players it can take some time). No need to use any tricks or glitches. Enjoy :)...

Easy test chamber but don't forget the cube......

Simple test...

Somewhere in the multiverse, two intertwined Aperture Science labs have invented a way to link universes together. With the 1.21-Gigawatt Aperture Science Multi-Dimensional Multi-Generator, the test subject now has the ability to solve tests that span acro...

"While I was out investigating I found an exciting new test element..." -GLaDOS Well, I had aimed to create an introduction puzzle for a new idea for use of diversity vents. This puzzle was aimed to simply introduce the element; so it's meant to be easy bu...

Testing focus: Surface Division Fields Difficulty: Easy-medium Expected play time: Not that long Version: 1.0 To amplify your testing experience, do not start playing here, play Penrose 01 and 02 first for a better understanding of the concept. This third ...

A 1950's Aperture themed map with a little twist at the ending. Good luck! ---- I made this map last year (in 2011) and am rereleasing it here with some extra bug fixes and fun stuff like that. Anyways I hope you have fun! ---- Video by blameelectrosteam w...

Map 3 of 4 of Tornate...