The crossword solutions for the term SUDOKU PART are 'ROW', which is a three letter word. Sudoku is a logic-based number-placement puzzle game that originated in Japan. The objective of the game is to fill a 9x9 grid with digits so that each column, each ROW, and each of the nine 3x3 subgrids that compose the grid contain all of the digits from 1 to 9. Each ROW in the grid must contain one of each digit.