Here is the full list of all 13 The Indigo Parallel achievements.
Hit the Gongs in the right order.
Find three hidden burgers.
Use the bucket in the mines.
You have a choice, make them both.
Turn off all those computers.
Even when the sign says not too.
Find stuff to burn and burn it.
Bring the light bulb somewhere new.
Fine, don't take the pill.
Beat the Arcade mini-game
Try both Sodas.