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10 of 21 (48%) achievements earned:
Personal Achievements
 

To the surface and beyond

Find the elevator to the surface
Unlocked 11 Jan @ 6:15am

Journey Complete

Reach the Spire
Unlocked 11 Jan @ 7:24am

New friends

Find a new companion
Unlocked 11 Jan @ 8:15am

Upgrade?

Upgrade your portal gun
Unlocked 11 Jan @ 6:49am

Let's do this one last time

Reach the surface... again
Unlocked 11 Jan @ 9:21am

Back to bed

Destroy the spire
Unlocked 11 Jan @ 10:13am

The boring solution

Solve Chamber 6-6 the boring way
Unlocked 11 Jan @ 8:42am

Hired

Become an Aperture employee
Unlocked 11 Jan @ 5:31am

Bullseye

Get the ball in 4-10 to land perfectly in the socket
Unlocked 11 Jan @ 7:13am

Volunteer

Thank you for volunteering!
Unlocked 11 Jan @ 4:57am



Pacifist

Complete the Chamber 4-9 without knocking over any turrets

Sending a message

Blow up a test chamber sign

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 fun solution

Solve Chamber 6-6 the fun way