Group 3-Olympics Research-Week 1

Our question is 'Why does the Olympics have its own flag and why does it have five rings on it?'
Our keywords and questions to research this week are;
-five rings on flag
-Olympic flag design
-what kind of pole do they have for the olympic flag?
-why do they have giant rings?
-why do they have a flag?
-how big is there flag?
-how many flags do they have?