n What’s the world’s most played song? There’s probably no way to get a definitive answer, but Lu Hughes of Walnut Creek, Calif., nominates “It’s a Small World,” which is heard at the attraction of the same name in Disney theme parks worldwide. She figures there’s no time when the song isn’t being played somewhere. Have another nomination? Please let us know.

The Hammer, Jupiter, Sleeping Beauty and Vesuvius are all names of:

A) Horses that have won the Kentucky Derby

B) Grammy-winning rap artists

C) Stradivarius violins

D) Casino slot machines

Answer Monday.

Thursday’s answer: The word “broccoli,” literally “little sprouts” in Italian, has no singular “broccolo” version in American English dictionaries. (Thanks to Joe Lasusky of Castro Valley, Calif., for the idea.)