My first test. I was mostly playing around with it, so yeah... I'd consider it as a Medium chamber......

Solve this puzzle while confined in part of the chamber... Well, actually, in the end, you DO exit, but still......

An attempt to recreate some puzzles from the Minecraft map "Portal 2: The Return", made by me. It is made of 3 chambers about redirecting lasers......

**THIS IS NOT A PUZZLE!** A few possible ways of making doors with the features from the Level Editor......

WARNING: THIS IS NOT A PUZZLE! I"m pretty sure someone may have already posted AND gates on the Workshop, but, either way, here's a simple way of doing this by using lasers. The cool thing is that, arranged in the correct way, you can have the indicator li...

A series of co-op puzzles in which it is ESSENTIAL that you die at one point. As they say, "death is an important part of life', so why not of testing as well? Difficulty: Easy...

Death is an important part of life, and now exploited for science! It's time for Aperture to finally explore the effects of death in testing... Difficulty: Medium...

New puzzle elements and tricky solutions to a puzzle that require that you use the right boxes at the right places. Getting all four will get you out....