Sudoku is a game where a 9x9 grid must be filled with numbers so that each row, each column, and each of the nine 3x3 regions separated by thick lines contains all digits from 1 to 9 without repetition.
2048 is a two-dimensional number game where players slide tiles in four directions—left, right, up, or down—to combine matching numbers. The goal is to create a tile with the number 2048.
The Schulte Table is a psychological tool used to measure and train attention, visual perception speed, and attention stability.