This holiday-themed brainteaser looks simple, but it's quietly tripping up adults everywhere. A math teacher walks us through ...

Holidays bring celebration, rest and, for many families, long stretches of indoor time. For some, this means tabletop games ...

Jigsaw Puzzles are tiling puzzles that require the assembly of some irregularly shaped, interlocking pieces of card in a regular and perfect shape that forms a complete picture. Jigsaw Puzzles are a ...

Some of the most satisfying number puzzles require little mathematical know-how. In fact, cracking the one below calls for thinking that is quite nonmathematical. I don’t know where or when I first ...

Golden Rectangle ruthlessly mined just to form a cone. The post Math Puzzle for December 19, 2025 appeared first on Alameda Post.

The rules of Sudoku dictate that every row, column and 3×3 bolded box in the completed grid must contain the digits 1 through 9 exactly once. A surprising fact emerges from these simple rules. In ...

Brain teasers are one of the best puzzles to test the sharpness of the brain. Readers must think creatively to solve brain teasers. Brain teasers present these challenges as picture puzzles, math ...