Foam Tub

Tool

Hold to grow a foam patch. Right-drag or Shift-drag always shoves. Keys: 1 2 3, F faucet, C clear, H panel.

Brush size Foam output

Bubbles

Min size Max size Growth speed Lifetime Coarsening Stickiness Max bubbles

Water

Turbulence Eddy size Change speed Faucet running

Hands

Camera off

Push strength Hand scale Fast moves burst bubbles Burst speed Burst flash Pinch to make foam Show hands on tub Show camera preview

Toys

Pinch a toy (or drag it with the mouse) to lift it into the tub. Push it gently to make it drift. Hit it hard: the duck goes wild and the boat blows up.

Smash speed Sounds