The Lo Shu grid or magic square is an ancient Chinese branch of numerology used to interpret all aspects of one's life. Details here.

It comprises a 9-square grid with 3 rows and 3 columns. The sum of this grid (the addition of the rows, columns, and diagonals) equals 15, which is considered a lucky number. Additionally, the ...

8 squared, 8² = 8 × 8, is 64. 64 is a square number. Image caption, A square number can be shown on a grid. 9 is a square number. 9 tiles can be arranged into a 3 × 3 square. 16 is a square number.

Released by Microsoft in 1990, the game board is composed of squares, the number set by the player or a default difficulty. Within this grid lay a certain number of mines — click on a mine and ...