Puzzle 1: You are given nine gold coins that look identical. You are told that one of them is fake, and that this coin weighs ...

IQ tests present the readers with problems in the form of picture puzzles or math problems, and the reader needs to find the solution within a time limit. These simple puzzle games make the brain ...

A new math puzzle designed to challenge readers of all ages is coming to the Daily Press. David Genter, a puzzle developer ...

Duah: Using puzzles, both at home and in classrooms, can restore the often-forgotten truth that learning happens in ...

Label the rectangles correctly with the letters A to I. Show puzzle solution Only the four blue-shaded rectangles below intersect three other rectangles, and therefore they must be F, G, H and I. H ...

This holiday-themed brainteaser looks simple, but it's quietly tripping up adults everywhere I’ve been out of school for decades, and I don’t spend my days solving equations (I’m more of a word person ...