Chamber 02 screenshot
Think with portals, not the gun

Chamber 05 screenshot
Lunch and a show

Chamber 04 screenshot
A similar chamber in Portal was far too easy

Chamber 20 screenshot
Your best friend

Chamber 14 screenshot
That blue field might be a problem

Chamber 09 screenshot
More valuable than the organs and combined incomes of everyone in [SUBJECT HOME TOWN HERE]

Chamber 17 screenshot
So I herd u liek boxes

Chamber 28 screenshot
The one chamber where gravity isn't your best friend

Chamber 29 screenshot
Take a closer look at the top-left

Chamber 25 screenshot
This isn't the solution, by the way

Chamber 29 screenshot
A series of tubes