Meet the four-year-old “genius” can identify all 50 US states on a map – as well as all the major cities in the UK and name all 195 flags of the world ... bought him a puzzle with different ...

Flat, two-dimensional maps can look different because the world is actually curved. This means map-makers need to make ... put together like a huge jigsaw puzzle, which means we can view whole ...

Japanese competitors showed off their brainpower in bringing home titles in the recent World Puzzle Championship and World Sudoku Championship. At the World Puzzle Championship (WPC), in which ...