Silence achievements

Shadow on the wall

For playing twice with shadows in the bunker (chapter one)

Artistic fool

For falling in all balance checks or falling in the same check three times (you can get this achievement even in chapter one)

To err is human...

For dying twice in a row (you can get this even in chapter one, after leaving World Worm's maws by just twice choosing the same dialogue option)

Handyman

For helping Kyra with fixing the bomb without letting it go - you need to click the bomb and hold LPM as long as the girl won't tell you that the bomb is ready (chapter one)

Demolition expert

For agreeing for Kyra's plan and priming the bomb (chapter one)

Pacifist

For deciding to not prime the bomb (chapter one)

Fire in the... nevermind

For taking the Noiseball from the bridge and dropping it (chapter one)

Open up wide

For pulling the World Worm's tooth (on the left; chapter one)

Fartjokes!

For clicking wet fartshroom (near cliff) ten times to let it fart (chapter one)

Chapter I

For finishing chapter one

Keep away from children

For licking the mushrooms (several times) on the swamps until Renie passes out (chapter two)

Do not feed the fish!

For letting the fish to eat bitter berries three times (chapter two)

Haute cuisine

For tasting (cursor in the shape of tongue) everything (when you control Renie) you can taste on the swamp: mushrooms, sweet berries, wet moss, big skull, tar, and finally bitter berries (chapter two)

I didn't do it

For (as Renie) pouring hot honey to the hole with tar and burn all of it (chapter two)

Summit attempt

For trying as Spot to climb up on honey tree (before Kyra is kidnapped), and then - after getting into queen bees hole - for asking Spot to leave the hole (chapter two)

Woooooow!

For (as Noah) looking into the abyss in queen's bee hole (chapter two)

The hands of a healer

For several times (as you hit really hard) hitting Kyra by Noah during bringing her back to consciousness (chapter two)

Quite a buggy game

For finding all hidden flying crabs: near honey tree, you need to use Flat Spot on it (chapter one); in leap of leaves (on the left) under the sliding gate, and in the bubble near crater (chapter two)

Bubblekillerfamily

For popping the bubble near crater (on the left) first as Noah, then as Renie (chapter two)

Master of Thermodynamics

For using Balloon Spot on lava lake or lava fountain in the crater (chapter two)

Lollipop

For as Spot licking: fartshroom (before it will be wet); Kyra while she's fixing the bomb (you need to use Spot on Kyra twice; chapter one); Yngo while he's alone; Ralv while he's with Yngo; prayer mill on the pedestal (when Balloon Spot, after using on him lava lake or fountain, will fly down into the second location) - before licking the prayer mill you need to change Spot into his normal version, then in Flat version send him to Renie again; broken prayer mill; quartz (use Spot twice); stone gate (chapter two)

Useless but beautiful

For unnecessary Spot actions: eating three flowers and three mushrooms near the World Worm (on the left); for using Spot in his Flat and Balloon version on wet fartshroom (chapter one); for eating flower on the root near the honey tree; for using Balloon Spot on honey tree; for using Flat Spot on the hole near honey tree (before Kyra will be kidnapped) as a bridge; for using normal Spot on the leap of leaves, for using Flat Spot on uncovered well near sliding gate, for using Spot after he drinking lava on Ralv and Yngo when they are not together (chapter two)

Where there is life, there is hope

For turning as last first prayer mill (chapter two)

Life is but a dream

For turning as last second prayer mill (chapter two)

Death is part of life

For turning as last third prayer mill (chapter two)

Chapter II

For ending chapter II

Sadist

For letting Noah/Sadwick die whenever it is possible: when the first Seeker will show - after leaving World Worm's maws (choose proper dialogue option; chapter one), when you are trying to blow up a bridge; for coming to the stone gate from crater (go forward instead of hide; chapter two); when everybody is hiding in the cottage (let the Seeker force the door; chapter three)

Checkmate in 8 moves

For using 8 steps to come to the gate with everybody (near the entrance of Kalimar; a detailed description how to do it in the proper guide's section (chapter three)

Achoo!!

For sneezing on candle in Shana's place (on chandelier or bottom of the screen; chapter three)

Shut up clown!

For hearing all Sadwick's commentaries about Kyra's statue - click it twice when you come there; then click it three times after conversation with Shana (before you get Kyra's candle); then three times while having Kyra's candle; once when you put the candle in the lantern; and once more when you hold Renie's candle (chapter three)

Fastidious clown

For putting candles in every possible place: try to give Renie Kyra's candle; then give to Kyra her candle (before you put it into the lantern); put the candle on the throne; put it to the lantern and give it to Kyra; try to give Kyra Renie's candle; put it on the throne, and finally give it to Renie (chapter three)

The Green, the Fat, the Ugly

For every Spot shape: Flat, Balloon, Five Little Spotties, Blazing, Viscous, full of water, Jelly Royal Spot, Dragon Spot, Spot in the wig, Flying Spot (chapter three)

Artistic master

For not falling in all balance checks (chapter three)

Unfulfilled dreams

For taking 10 gold coins from the fountain by Sadwick (chapter three)

Done. First! (hidden)

For skipping all puzzles you can (chapter three)

Let the boot talk

For kicking whatever you can: TV in the bunker (chapter one), carnivorous plant after it imprisoned Sam, small skull on swamps, flower root (before Kyra will be kidnapped), honey tree when Kyra ask about it, wall with prayer mills after Spot will come through the gate (you need to switch from Spot to Renie; chapter two), Seeker's back on marketplace (when Renie is coming back from sewers with one Lumi; chapter three)

Mumbo Jumbo

For getting 4 Spot forms by using boxes of tricks (Lumis' hole): normal into Blazing; Blazing into Flat, Flat into Five Little Spotties, and Five Little Spotties into normal one (chapter three)

It's nothing personal (hidden)

For solving the problem with Kyra by fire cannon (chapter three)

It's not easy being green! (hidden)

For solving the problem with Kyra by using Spot (chapter three)

Like a moth in the Wind

For flying in the clouds (chapter three)

Chapter III

For ending chapter 3

Mirror mirror on the wall... (hidden)

For smashing the mirror (final)

Home is where the heart is (hidden)

For staying in Silence (final)

Nothing can stop me

For not dying through the whole game

Sherlock Holmes

For not using the snoopkey (when at the beginning the game will ask you to show hotspots, instead mouse roll)

Fine Listener

For not skipping any text