Ping pong ball on a string attached to the bat
sometimes known by it's german name:
Klingelnpongkugelaufeinerschnurangebrachtzumhieb.
(
k3b/-\b Peace man.,
Fri 20 Feb 2009, 8:47,
archived)
ping and pong
Sounds chinese:)
When I was young we called that toy ( BB-O ) in french way
(
Larue J'aime le Pâté Chinois,
Fri 20 Feb 2009, 8:52,
archived)