Christmas brainteasers and puzzles Christmas is one of the most magical times of the year, filled with joyful Christmas ...

Arthur Wynne, the son of the editor of the local Liverpool Mercury, had emigrated to America aged 19 and by 1913 was editing ...

Murdle, a free daily online logic puzzle in which the player solves a murder mystery ... “I could not have asked for better.” ...

Martin Gardner’s Mathematical Games column in Scientific American fascinated and mystified readers for decades—and his legacy ...