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5 of 21 (24%) achievements earned:
Personal Achievements
 

Sending a message

Blow up a test chamber sign
Unlocked 1 Sep @ 2:20pm

To the surface and beyond

Find the elevator to the surface
Unlocked 1 Sep @ 2:46pm

Upgrade?

Upgrade your portal gun
Unlocked 5 Oct @ 11:12am

Hired

Become an Aperture employee
Unlocked 13 Jan @ 11:36pm

Volunteer

Thank you for volunteering!
Unlocked 13 Jan @ 10:47pm



Pacifist

Complete the Chamber 4-9 without knocking over any turrets

Refreshing shower

Take a shower under one of the gel cleansing fields

Just in time

Deplete the conveyors' supply of Weighted Storage Cubes

Captivating Looks

Stare at Conly's mannequins for a really long time

Fingerprinter

Smear your dirty fingers over Aperture's beautiful glass
0 / 5

Endless loop

Fling in an endless loop in Chamber 4-11

Supply Chain Problems

Deplete the gel supply in Chamber 4-11

Two times the charm

Solve the Chamber 6-2 twice

Still a pacifist

Complete Chamber 5-1 without destroying any turrets

The boring solution

Solve Chamber 6-6 the boring way

The fun solution

Solve Chamber 6-6 the fun way

Bullseye

Get the ball in 4-10 to land perfectly in the socket
+4

4 hidden achievements remaining

Details for each achievement will be revealed once unlocked