Answer to Puzzle Contest (from the winner):
"dreidel
Remove one of the e's and you have the anagram of riddle (conundrum.)
A clue 'by chance' was given in the question. A dreidel is a four faced top spun by Jewish children at Hanukkah. It is a game of chance."
Winner: Ed Smock, Monmouth, IL
Contest Statistics: Newsletter sent to 297400 subscribers, 11 answers submitted, 4 answers correct, 36.36% accuracy. Chance of a correct answer winning: 25.00%.