Toys for your hands. Nothing to win and nothing to finish. Stay as long as you like.
Press a bubble, or drag across a row. Flip it over to pop them again.
Flick it to spin. Hold it or tap it to stop.
Switches
Sliders
Button
Knob
Keys
Draw lines in the sand. Drag the stones anywhere. Smooth it when you want to start again.
Tap the water, or trail your finger through it.
Both start off. Everything you leave is kept for next time.