You have to be pretty ambitious to modify a clock to run for 50 years on a single battery. You also should probably be pretty young if you think you’re going to verify your power estimates, at least ...

Mr. Joel Lookadoo, Arkansas's 2020 Teacher of the Year, is doubling as a repairman today. The clock in the schoolhouse is broken, and it's up to him to fix it. Being able to tell time is so important!

Anyone who’s tried to get anyone under eight years old ready for school knows that children have no concept of time. That might have to do with the fact that many kids, even my second grader, still ...