Answer:
What is filled with air and sometimes a gas, tied to a string and often seen on your birthday?
Cold head and feetอพ Round as a ballอพ Always turning around itself.
I'm the son of water but when I return to water I die. Who am I?
What word becomes smaller when you add 2 letters to it?
Defends your noggin from the hard pavement
It is something you will never see again.