8 docs tagged with "puzzle"

Full walkthrough for all nine Portal 2 chapters. Puzzle solutions, boss strategy, gel mechanics, and the story beats from start to finish.

Portal 2 cooperative campaign guide. The Calibration Course and all five numbered courses, four-portal strategies, the Hub, gestures, and Art Therapy.

Everything you need to know before your first test chamber. The portal gun, momentum conservation, Aperture Science, GLaDOS, and survival basics for Portal.

Everything you need before your first test chamber in Portal 2. New puzzle elements, Wheatley, GLaDOS, gels, co-op mode, and tips for a blind playthrough.

Portal 2 mechanics reference. Gel physics, lasers, Hard Light Bridges, Excursion Funnels, Faith Plates, cube types, and advanced movement.

Portal physics explained. Momentum conservation, fling techniques, every test element, turret behavior, Energy Pellet routing, and advanced movement tricks.

Walkthrough for all 20 Portal test chambers, the escape sequence, and the GLaDOS boss fight. Spoiler-free progression tips and full puzzle solutions.

Tricky Towers Race, Survival, and Puzzle modes explained, with the objectives, scoring, and the distinct strategies each mode rewards.