On one level, sudoku is a simple and fun way to pass the time and keep the brain ticking – but dig deeper, and some fiendishly clever math patterns reveal themselves. The most recent to blow our minds ...

They baffle, delight, and frustrate millions of people around the world on a daily basis. But even the most dedicated Sudoku-solver might have never spotted this secret pattern. Mathematicians have ...

Sudoku and crossword puzzles are popular mental exercises that enhance cognitive skills differently. Sudoku improves problem-solving, concentration, and working memory, while crossword puzzles boost ...