Unlocked: Apr 19, 2011 12:40pm
Wake Up Call
Survive the manual override
Unlocked: Apr 19, 2011 1:18pm
You Monster
Reunite with GLaDOS
Unlocked: Apr 19, 2011 1:20pm
Undiscouraged
Complete the first Thermal Discouragement Beam test
Unlocked: Apr 19, 2011 2:28pm
Bridge Over Troubling Water
Complete the first Hard Light Bridge test
Unlocked: Apr 19, 2011 3:15pm
SaBOTour
Make a break for it
Unlocked: Apr 20, 2011 3:17am
Stalemate Associate
Press the button!
Unlocked: Apr 20, 2011 4:24am
Tater Tote
Carry science forward
Unlocked: Apr 20, 2011 3:57am
Vertically Unchallenged
Master the Repulsion Gel
Unlocked: Apr 20, 2011 4:56am
Stranger Than Friction
Master the Propulsion Gel
Unlocked: Apr 20, 2011 5:25am
White Out
Complete the first Conversion Gel test
Unlocked: Apr 20, 2011 7:18am
Tunnel of Funnel
Master the Excursion Funnel
Unlocked: Apr 20, 2011 6:21am
Dual Pit Experiment
Do the same test twice
Unlocked: Apr 20, 2011 7:36am
The Part Where He Kills You
This is that part
Unlocked: Apr 20, 2011 8:20am
Lunacy
That just happened
Unlocked: Apr 25, 2011 11:19am
Drop Box
Place a cube on a button without touching the cube
Unlocked: Apr 25, 2011 11:22am
Preservation of Mass
Break the rules in Test Chamber 07
Unlocked: May 8, 2012 5:04pm
Pturretdactyl
Use an Aerial Faith Plate to launch a turret
Unlocked: Apr 19, 2011 3:16pm
Good Listener
Take GLaDOS' escape advice
Unlocked: Apr 20, 2011 2:58am
Scanned Alone
Stand in a defective turret detector
Unlocked: Apr 20, 2011 2:53am
No Hard Feelings
Save a turret from redemption
Unlocked: Apr 20, 2011 4:37am
Portrait of a Lady
Find a hidden portrait
Unlocked: Apr 20, 2011 6:19am
You Made Your Point
Refuse to solve the first test in Chapter 8
Unlocked: Apr 20, 2011 8:40am
High Five
Celebrate your cooperative calibration success
Unlocked: Apr 20, 2011 8:58am
Team Building
Complete all test chambers in the Team Building co-op course
Unlocked: Apr 20, 2011 9:35am
Confidence Building
Complete all test chambers in the Mass and Velocity co-op course
Unlocked: Apr 20, 2011 4:41pm
Bridge Building
Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked: Apr 22, 2011 2:44pm
Obstacle Building
Complete all test chambers in the Excursion Funnels co-op course
Unlocked: Apr 20, 2011 5:08pm
Gesticul-8
Perform all 8 gestures of your own volition in co-op
Unlocked: Apr 22, 2011 2:33pm
Can't Touch This
Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked: Apr 22, 2011 3:25pm
Empty Gesture
Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked: Apr 22, 2011 3:18pm
Narbacular Drop
Place a portal under your co-op partner while they are gesturing
Unlocked: Apr 20, 2011 5:06pm
Air Show
Perform 2 aerial gestures before touching the ground in co-op
Unlocked: Apr 22, 2011 3:15pm
Portal Conservation Society
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked: Apr 22, 2011 3:22pm
Rock Portal Scissors
Win 3 co-op games of rock-paper-scissors in a row
Overclocker
Complete Test Chamber 10 in 70 seconds
Pit Boss
Show that pit who's boss
Final Transmission
Find the hidden signal in one of the Rat Man's dens
Schrodinger's Catch
Catch a blue-painted box before it touches the ground
Ship Overboard
Discover the missing experiment
Door Prize
Examine all the vitrified test chamber doors
Smash TV
Break 11 test chamber monitors
You Saved Science
Complete all test chambers in all courses of co-op
Iron Grip
Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Party of Three
Find the hidden companion cube in co-op test chamber
Professor Portal
After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Four Ring Circus
Enter 4 different portals without touching the ground in co-op
Triple Crown
Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Still Alive
Complete Course 4 with neither you nor your co-op partner dying
Asking for Trouble
Taunt GLaDOS in front of a camera in each of the five co-op courses
Friends List With Benefits
While playing co-op, hug 3 different people on your friends list
Talent Show
Never lose a cube in Chamber 6 of the Mobility Gels co-op course
