Enter the Aperture Science Enrichment Center and experience Bridge Constructor Portal - the unique merging of the classic PortalTM and Bridge ConstructorTM games....
Solve mind-bending puzzles in a world full of mystery and save the family of the flute-noses! Their dynasty has been watching over Asposia for centuries on end. In secret, they fill the roly-poly...
We invite you to join a trip to little islands of jolly forms. We will be thankful to you, the great strategist, if you help us to get rid of gluttonous rabbits. Our resources of carrots and flowers...