Here is the full list of all 24 Where's My Mommy? achievements.
Finish the Story mode.
Finish the Story mode with 3 spare lifes.
Finish the Story mode in 6.40 or less.
At least 160pts Time bonus in Story mode.
Last at least 5 minutes in hardcore mode. (Sadist mode)
Poor is the pupil who does not surpass his master. - Leonardo da Vinci
Get stuck in a condom.
Go backwards through a thin path in heavy state.
Get stuck.
Last at least 10 minutes in endless mode. (Endless Poopy storm)
Get killed by the living hamster.
Tutorial: Grab your first spare life.
Tutorial: Go liquid.
Tutorial: Go heavy.
Choose the millimeter units. COCORICO
Die 100 times.
Smash 20 hamster skeletons.
Spend an hour in-game.
Score 1000 points globally.
Smash 20 cocaine bags.
Start and quit the game without playing.
Run in heavy state most of the time. (Story mode)
500 points in Endless mode. (In one ride)