Power Up!
Lay out the receptacles, switches and lights in a 3D room. Run the cable. Land every circuit on a breaker. Then throw the main and find out what you missed.
1 · PlaceTap a device in the tray, then tap a wall or the ceiling. Boxes snap to real mounting heights.
2 · WireCable tool: tap a device, then another. Tap the panel to start a home run on a 15 A or 20 A breaker.
3 · EnergizeThrow the MAIN lever. Lights come on, plugs go live, overloads trip, and the inspection report tells you why.
Game note: this is a simulation built to teach how and why houses are wired the way they are. The rules are a simplified teaching checklist drawn from National Electrical Code concepts (2023 edition). Real work follows the code your jurisdiction adopted, is done by a licensed electrician, and gets inspected.