Answer:
I am the building with the most number of stories. What am I?
I am lighter than air, but a hundred people cannot lift me. Careful, I am fragile. What am I?
I am a king who's good at measuring stuff. What am I?
Iām tall when Iām young. Iām short when Iām old. I can light up your world. What am I?
I sleep by day, I fly by night. I have no feathers to aid my flight. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.