- 1
Choose a prototype.
Drag one from the tray, or click to select it.
- 2
Fill the grid.
You can use every prototype as many times as you like.
- 3
Watch the touching colors.
Red outlines show tiles with a mismatched neighbor.
- 4
Correct a board change.
Use Undo and Redo, or press Ctrl/Cmd+Z and Ctrl/Cmd+Y. Memo typing keeps the browser’s normal text undo.
- 5
Enter competition mode.
Under BOARD, choose “Load board”, then load a GLOBAL approved puzzle. Your time can enter its global leaderboard, and automatic solving is disabled.
- 6
Text file values.
Edges use numeric values from 1 through 7.