Novelist Celeste Ng has shared a head-scratching system of equations that her 9-year-old son apparently made up over dinner: She’s right-using simultaneous equations does get really complicated, and ...

Me Finally Understanding What I’m Doing in Math 🤨📚😂 That magical moment when everything clicks and you suddenly *get it*!

I’ve been out of school for decades, and I don’t spend my days solving equations (I’m more of a word person). Still, I like to think I have a solid grip on basic math: I can usually gauge whether a ...

A system of nonlinear equations is harder to solve than you think—and more of a puzzle than a math problem. Puzzles like this require you to look and find the one loose end you can pull to unravel the ...