Jeff Smith's Math Puzzle for February 13, 2026 - ‘Love may make the world go around, but oil lubricates the axle.’ The post Math Puzzle for February 13, 2026 appeared first on Alameda Post.

A math puzzle is a type of brain teaser where the reader's critical thinking and problem-solving skills are tested. These ...

One string in each of the following pairs can be unraveled into a circle—the so-­called unknot. Which one is it? Show puzzle solution The knots at the top left and the bottom right can be unraveled ...