Israel’s PlayBuzz has raised $16 million to expand its quiz games, lists and poll website internationally. Founded by Shaul Omert (son of an ex-Israeli PM) Playbuzz has grown to more than 80 million unique users, with more than half of its traffic coming from Facebook.
http://uk.businessinsider.com/interview-with-playbuzz-ceo-shaul-omert-2015-3?r=US