GRAINLAB

A LITTLE WORLD OF REACTIONS

Ⅱ PAUSED · DRAW TO BUILDPLAYGROUND / 01

What happens if…
Choose an element. Draw it here.

COLDHOT

LIVE0 particles60 tps

Drag to pour · right-click to erase

BRUSH 5

Sand

57 ELEMENTS · ENDLESS WHAT-IFSSPACE pause · [ ] brush · E erase · I inspect

A LITTLE WORLD OF REACTIONS

THE FIELD GUIDE

World paused while reading

FIND AN ELEMENT

Sand

REACTIONS & BEHAVIOR

Tap a related element to follow the reaction.

These are GRAINLAB’s game rules. Try Heat, Cool and the starter experiments to see them in action.

Pour, build, burn and freeze. There’s no score and no wrong experiment. You can undo a stroke or pause the world to build.

TRY SOMETHING

CONTROLS

Drag draw / pourRight drag eraseSpace pause / resume. advance one tick[ ] brush sizeB draw · E eraseH heat · C coolI inspect · Q pick⌘/Ctrl Z undo⌘/Ctrl ⇧ Z redoArrow keys move brushEnter paint with keyboard

KEEP YOUR EXPERIMENT

Save keeps one world in this browser. Export a world file to keep more, or take a picture.