Hands-on learning
Don't just read about energy. Solve it.
Build an island power system or solve an Energy Detective mystery. Predict what happens, collect evidence, test a repair, and follow the energy. Every result comes from an openly explained educational model.
Build Your Own Renewable Energy City
Can you save daylight and keep Blackout Island running after the sun goes down? Make your prediction, run the simulation, repair the shortage, and compare what changed.
Start buildingEnergy Detective
A refrigerator goes silent, a kettle refuses to heat, and two matching battery labels tell different stories. Find the readings, test a repair, and explain your evidence.
Open your case file →Make a prediction
Guess what happens at sunset before pressing play.
Follow the power
Compare electricity generation, community demand, and battery energy.
Experiment safely
No account, purchases, or tracking in the game. Designs stay on this device unless you choose to export them.
For curious learners, families, and classrooms. Younger children may benefit from an adult or teacher reading the prompts. See model assumptions and limitations.