The very first traffic lights used only red and green lights.
They helped everyone take turns safely on the road. Today red still means stop and green means go.
More facts about Safety Basics
Wearing a helmet keeps your head safe when you ride a bike.
A seatbelt keeps you safe and snug in the car.
We stop, look both ways, and listen before crossing the road.
Firefighters wear special suits to stay safe while they help people.
If you ever feel lost, find a helper like a police officer or shop worker.