[Road to 100%] Portal - Aperture Science - Achievement Walkthrough
Preview how to complete "Aperture Science" achievement.
• Gold Medals
00:00 - [Portals] Chamber 13
00:48 - [Portals] Chamber 14
01:26 - [Portals] Chamber 15
03:04 - [Portals] Chamber 16
04:32 - [Portals] Chamber 17
05:57 - [Portals] Chamber 18
07:41 - [Steps] Chamber 13
09:06 - [Steps] Chamber 14
09:44 - [Steps] Chamber 15
11:36 - [Steps] Chamber 16
13:07 - [Steps] Chamber 17
14:46 - [Steps] Chamber 18
17:11 - [Time] Chamber 13
17:40 - [Time] Chamber 14
18:03 - [Time] Chamber 15
19:00 - [Time] Chamber 16
19:37 - [Time] Chamber 17
20:52 - [Time] Chamber 18
Game: Portal
Platform: Steam