If you've got the time, we've got the riddle. And it's time for a riddle about time: How many numbers are on a clock? It begins with the simplest of questions that, nevertheless, has no simple answer.

One of last week’s puzzles asked how many times per day all six digits on a 24-hour digital clock change simultaneously. Reader mattcoz responded, “This one seemed too obvious, my mind wouldn’t accept ...

One in six people living in the UK admitted they struggle to tell the time unless it’s on a digital clock. Some 16% out of 2,000 people asked in a survey said it often took them several seconds to ...

Tell time with analog and digital clocks in five minute intervals and using A.M. and P.M. Join Mrs. McCartney for a Mystery Math Mistake -Springling needs your help! Get ready to have fun telling time ...

Educator Ruth Mork teaches kids about clocks — from sundials to cuckoo clocks to roosters. Ruth Mork introduces clocks of all kinds — sundials, candle clocks, hourglasses, cuckoos, even a rooster! She ...

MERCER COUNTY, Ky. (LEX 18) — Before cell phones and smart watches took over, knowing how to tell time from an analog clock was pretty much a necessary survival tool. Now, all we have to do is look at ...

Hackers and makers aren’t usually too interested in basic round analog clocks. They tend to prefer building altogether more arcane and complicated contraptions to display numbers for the telling of ...

Barnyard animals teach a chicken how to read analog clocks in this instructional picture book. After Chicken shows up late to meet with Farmer Ed, a letter arrives from “Brutus the Boxer,” promising ...

Most human children learn how to tell time around ages six and seven — but artificial intelligence still, apparently, can’t parse a clock face. Researchers from Scotland’s University of Edinburgh have ...