The sequel to the Tiny Challenge. This one is bigger better and much more refined. It has portal puzzles, logic puzzles jumping puzzles and cool reward for the winner. Some places have a split path so everyone has a fighting chance. Please leave a comment ...

Save 100 Black Kittens have fun and comment...

A coop map made for the 2011 summer mapping initiative. https://www.thinking.withportals.com/ Have fun people!...

Shoot the bubbles!...

Like the first Gelocity, this coop map is a race track again: Use your portal gun cleverly to trick your opponent and be the first to reach the finish line! But this time it's a little more dynamic: You can use your ping tool to trigger traps which can sto...

Well, you might have played Gelocity 1 or 2. So you will know what this is about: This is NOT a puzzle, it's a race track covered with orange speed goo. You have to run, jump and portal your way through the course and - like in Gelocity Stage 2 - you can s...

This coop map is rather a race track than a puzzle. Use your portal gun cleverly to trick your opponent and be the first to reach the finish line! You will probably need a few laps until you know all tricks - so give it a second try! Please note that this ...