Steam achievements:

ACHIEVEMENT – HOW TO UNLOCK
Addicted – Play ‘And Yet It Moves’ for at least 3:30 hours without quitting the game.
Around The World – Do a 360 degree ride on a swing.
Demolition Man – Break out all the stones in Break Them All.
Frozen – Fall trough a whole level from the first check point to the level end point (and rip there).
Gift – Play the Credits to the end and receive your present.
Kamikaze – Fall trough a whole level from the first check point to the level end point (and rip there).
Monster Drop – Drop the monster out of the world in Horny Pet.
Random – Well… be lucky!
Rip – Die all possible deaths without quitting the game.
Stuntman – Survive a very dangerous fall by landing on a steep slope.
Suicidal Tendencies – Get over a total death count of 1000 rips.
Surfer – Surf on moving objects for about 25 meters without touching the ground and land it safely.
Tabula Rasa – Finish Tabula Rasa completely without dying.
Time Challenge Chapter One – Beat the Chapter One Marathon in less than 5 minutes.
Time Challenge Chapter Three – Beat the Chapter Three Marathon in less than 25 minutes.
Time Challenge Chapter Two – Beat the Chapter Two Marathon in less than 20 minutes.