CITY POWER: 0%

Bring the city back to life

Solve circuit puzzles building by building. Every repair lights up more of Circuit City.

NO OBJECTIVE • EXPERIMENT FREELY

Free Build Lab

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ENGINEER JOURNAL

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Settings & save data

Accessibility

Reduced motionTurns off moving electricity and city animations. Sound effectsSimple success and component sounds. Extra-large controlsIncreases circuit buttons and touch targets.

Save data

Progress is stored only in this browser. Export a JSON backup if you want to move devices.

Import save JSON

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More choices unlock as you earn stars.