Leila and Sahar are attending a dinner party with four other couples. Each attendee knows their partner, but they may or may not know anyone else there. Before the five couples sit down to eat, anyone ...

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 ...

Holidays bring celebration, rest and, for many families, long stretches of indoor time. For some, this means tabletop games quickly reappear on kitchen tables. Games provide opportunities for learning ...

These maths puzzles are a type of problem or game that involves using mathematical concepts and logical reasoning to find a solution. These puzzles often require creative thinking with a deep ...

In 1974, a geneticist named Marsha Jean Falco devised an ingenious research tool to help determine whether epilepsy in dogs was an inherited trait. She drew a series of symbols on index cards, where ...

Math puzzles PRO 2 increases your logical thinking. Hi! I’m Keza MacDonald, a video games journalist of 15 years’ experience with two small kids and a teen stepkid. I’m… Hello, my darlings! It is me, ...