Add Yahoo as a preferred source to see more of our stories on Google. Novelist Celeste Ng has shared a head-scratching system of equations that her 9-year-old son apparently made up over dinner: At ...

An icon in the shape of a lightning bolt. Impact Link The latest math problem to go viral and stump the internet involves a playful illustration of ice cream cones. Artist Gergely Dudás, who is known ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A tricky math problem is going viral, after it seems hardly anyone is ...

Add Yahoo as a preferred source to see more of our stories on Google. Math shouldn’t be harder than finding the last matching sock in your laundry. These clever shortcuts convert head-scratching ...

Brain teasers are an excellent way to keep your mind sharp and engage your problem-solving skills. Ranging from simple to complex, these puzzles offer a fun yet challenging way to give your brain 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 ...

She’s right—using simultaneous equations does get really complicated, and if you’d like to send me your work for the solution, I’d love to see it. But the system is also kind of a trick. Like a sudoku ...