A
In South Korea, where are some traffic lights?
On the ground
What do the “singing roads” play when drivers follow traffic rules?
They play beautiful music.
In South Korea, when crossing the road, many people don't stop doing what?
They don't stop using their phones.
What country has “singing roads”?
Japan
What appears to float in the air?
3D crosswalk in Iceland
What do the “singing roads” play when drivers don’t follow traffic rules?
They play strange sounds.
When drivers see the 3D crosswalk from far away, what do they do?
They slow down.
Why did South Korea put some traffic lights on the ground?
On the road, what are the best ways to protect ourselves?
Following traffic rules and being careful are the best ways to protect ourselves.
Why do drivers in Iceland slow down when they see the 3D crosswalk?
They slow down because they don't want to "hit" it.