Mode = the most frequently occurring number in the set. (Note: if there are multiple most frequently occurring numbers in a dataset, the mode is not unique. All modes in this puzzle are unique) Range ...

Here, count with me: 1, 2, 3, 4, 5, 6, 7, 8, 9, T, 11, 12 … Oh, what’s that? You write ten with “zero”? Fair enough. Zero, we have been told, is the ...

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 ...

Jeff Smith's Math Puzzle for January 30, 2026 - Studying dodecagons in the dodecanese. The post Math Puzzle for January 30, ...

Take the pressure off of problem-solving with engaging thinking games that encourage students to work together to find ...

It's a math puzzle designed for third graders, but many adults are having trouble solving it. The puzzle looks something like Scrabble, with a series of boxes that snake up, down and across a page.

This math puzzle brainteaser challenges readers to find the missing value in a simple arithmetic problem. Using the BODMAS rule, solve 6 + 6 + 6 + 6 * 0 within five seconds. Solving such puzzles ...