Answer:
What building has the most stories?
What is filled with air and sometimes a gas, tied to a string and often seen on your birthday?
I'm a god, a planet, and measurer of heat. Who am I?
What can touch someone once and last them a lifetime?
What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?
People take me on walks and I run and have fun. What am I?