Portal 2 Chapter 1 Test Chamber 1
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Chapter 1 - Test Chamber 01
sp_a1_intro2.bsp 
This is the second level of the game. It introduces the concept of controlling portals via buttons, and features a simple puzzle based on this concept.
Hazards
None
Walkthrough
- Jump into the pit and activate the button when prompted; a blue portal will open. Turn around to face the starting ledge to see an orange portal.
- Walk through the orange portal and pick up the Weighted Storage Cube, bring the cube back to the central area.
- Press the button opposite the first button to open a different portal. Take the cube through the orange portal and place it on the Heavy Duty Super Colliding Super Button, then return to the central area.
- Press the remaining button to open another portal. Walk through the orange portal and through the Chamberlock.
