Ping-pong is a sport it is affiliated with hand eye coordination. The U.S. does have a ping-pong team and Singapore also have ping pong team.
Ping Pong is correct because it is a national/ international sport
Yes, it is. They even have international ping-pong championships!
Table tennis or ping pong became an Olympic sport in 1988 in Seoul.
I think ping pong has a smaller ball