Enjoy this original variant of the classic Sudoku puzzle with letters and words. The objective is to discover the 9-letter hidden word. The hidden word is located on one of the 9 horizontal lines. Each Wordoku sudoku puzzle consists of 9 letters that each must appear only once in each 3x3 grid, once on each row and once on each column of the sudoku puzzle. Classic sudoku with English alphabets instead of numbers. Relax and exercise your brain in Wordoku.