Sudoku Puzzles Ace 1.50 Sudoku Puzzles Ace is a new program based on Sudoku - a Japanese numbers game initially introduced in 1986. The program is able to generate millions of different random Sudoku puzzles and has "Hint" and "Solve" features to ease the solution process.
Inpuzzles Hitori 2.1 Inpuzzles Hitori is a Sudoku-opposite logic puzzle. The object of Hitori is to delete all duplicates in all rows and columns (for example, in Sudoku you had to perform otherwise: input missing non-duplicates).
My SUDOKU 1.62, The Game From Endless Time In 1849, prominent mathematician Leonard Euler published his work «De quadratis magicis» («On magic squares»), describing properties and construction of «squares of digits» with special constraints for sum by rows and columns. In 1979, American architect Howard Garns published in Dell Magazines a puzzle called «Number Place». In 1986, Japanese puzzle publisher Nikoli republished Garns puzzle