| Pick from the left | Choose something to place, then click in the world. Keep clicking to place more. Esc or right-click to stop. |
| Click | Select an object. Parts that belong together (a house and its porch, a lamp and its post) select together. Alt+click picks one part. |
| Shift+click | Add to / remove from the selection. |
| Drag | Move the selection (snaps to the grid). |
| R | Turn 90°. Solid objects only turn in 90° steps. Shift+R turns decorations by 15°. |
| PgUp / PgDn | Raise / lower solid objects. |
| Arrow keys | Nudge by one grid step. |
| Ctrl+D | Duplicate. |
| Del | Delete. |
| G / U | Group / ungroup the selection. |
| Ctrl+Z / Ctrl+Y | Undo / redo. |
| Right-drag | Orbit the camera. Middle-drag or Shift+right-drag pans. Wheel zooms. |
| W A S D | Move the camera. Hold Shift to move three times as fast. |
| Minimap | Bottom left: the whole map from above. Click or drag on it to jump there. Map size is in the right panel when nothing is selected. |
| T | Top-down view on / off. |
| F | Focus the camera on the selection. |
A map needs player spawns. Add a Giant arena (and fence it in with a Statue gate) for the Giant Critter. Goalposts make field goals count. Cars need keys, which critters drop.