The text trap: If you select numbers and the status bar stays blank (or only shows the Count), your numbers are formatted as text—and Excel can't sum words! This tells you that you should click the ...

Try this ancient multiplication trick—halves and doubles, also called Egyptian or Russian math—where you repeatedly halve one ...

If many students are struggling with operations like dividing decimals, this schoolwide approach to scheduling can help.

The 74 reports that schools excelling in math also tend to excel in reading, indicating a strong correlation between subject ...

Hidden Fibonacci numbers, a new shape and the search for a grand unified theory of mathematics are among our choices for most ...

Elementary teachers can talk with students one-on-one to probe their thinking and learn things that might be missed with ...

Do you have a small space but still want to entertain and have a nice place to eat dinner? I originally made this design for ...

Journal Editorial Report: The week's best and worst from Kim Strassel, Jason Riley and Dan Henninger. Remember when the University of California kicked off a trend by eliminating the SAT test as an ...

Kids in elementary school learn—or are supposed to learn—how to add fractions and round numbers. But many students at the University of California, San Diego—a top public university ranked sixth ...

Refath Bari's takeaway is not about the shooter, but rather how everyone got each other through, both inside Barus and Holley ...

There’s a key factor limiting the power of a potential Democratic surge next year: the number of seats that are realistically ...

The number of Gen Z college freshmen who are entering universities without high school math skills is skyrocketing — as SAT scores are plummeting, a stunning new report has found. Even more shocking: ...