Get the only solution to the newdoku puzzles by thinking logically without guessing.
Newdoku is called “賢賢(Kenken)” in Japanese and named Kendoku, Kenken, Newdoku, Calcudoku and Mathdoku in English.
Newdoku is considered to be one of the most popular arithmetic games except the Sudoku. It is a puzzle game to develop the potential of intelligence and improve attention-focusing ability. The game was invented by a teacher named Tetsuya Miyamoto in Tokyo to help children learn arithmetic.
The puzzle is an N×N grid.
Several adjoining cells is a cage heavily outlined. The top left corner of each cage has a “target number” and math operation.
Fill in the N×N grid with numbers 1-N complying with operation. No number is repeated in any row and column.
Newdoku.com is an online game website, where you can play high quality Newdoku, including five grades of difficulty, from 3×3 to 9×9.
All puzzles on Newdoku.com can be printed. You can download and print the PDF updated aperiodically.
All puzzles are specially designed. The only key to the puzzles is got by thinking logically without guessing.