Answer:
I come with a train and go with a train and the train doesn't need me but can't go without me.
I can fall off a building and live, but in water I will die. What am I?
Iām tall when Iām young. Iām short when Iām old. I can light up your world. What am I?
I hop around and deliver eggs at Easter.
I fill a room but take no space.
What made Cyclops quit teaching?