Techno Source Illuminated Mega Screen Kakuro

Mastered Sudoku? Try Kakuro, the addictive follow-up to Sudoku, on this new, easy-to-use, extra-large touch screen. The rules are simple. Using the numbers one through nine without duplicating a number, fill in the lines going across and down to add up to the corresponding sum at the beginning of each line. Features over one million world-class, computer-generated puzzles, eight levels of difficulty to challenge your logic skills and puzzle window technology that enables you to play puzzles of varying size and difficulty. Fully illuminated so you can play anytime, anywhere. Requires 2 "AAA" batteries, included. Measures 4.25"W x 5.75"H.