SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/kid-lights-off

You leave an empty room. What should happen to its lights?

Turn off unused lights when you leave the room.

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  1. Turn on more lights
  2. Turn them off ✔
  3. Leave them all day

Why: Empty rooms do not need lighting. Switching unused lights off saves electricity.

Huh, didn't know that: ENERGY STAR also tells kids to open and close the fridge quickly.

The dad joke
How does a light bulb say goodbye? Watt you later!
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References

Answer: Turn them off. Empty rooms do not need lighting. Switching unused lights off saves electricity.

  1. ENERGY STAR Reminder Cards www.energystar.gov/sites/default/files/asset/document/ENERGY_STAR_Reminders_for_kids_508.pdf
    Turn off the lights when you leave
    Checked 2026-10-11.

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Home & YardWill setting the heater to 90 degrees usually warm a cold house faster?Home & YardTurn your thermostat back 7 to 10 degrees for 8 hours a day. How much could you save?Home & YardThe washer has only two shirts. What usually saves more energy?

That's stuff everyone should know.