1) Hanukkah tradition 
Kvitlech, also spelled Kvitlach or Quitlok, (קווטלך, literally `notes`, `slips`) is a game similar to blackjack played in some Jewish homes during the Hanukkah season. Hanukkah card playing was a traditional cover for Torah study, which had been outlawed for Jews by a Syrian-Greek king in the 2nd century BCE (presumably Antiochus IV Epip...