What's this?
helmet
What's this?
stairs
What's this?
seat belt
What's this?
front
What's this?
back
What's this?
plane
What's this?
bus
What's this?
left and right
What's this?
floor
What's this?
train
What are these?
traffic lights
What's this?
shout
What's this?
pavement
What's this?
helicopter
What's this?
motorbike
What's this?
lorry