Sudoku is a number placement puzzle. The aim of the puzzle is to enter a number from 1 through 9 in each cell of a grid, frequently a 9×9 grid made up of 3×3 subgrids (called "regions"), starting with various numbers given in some cells (the "givens"). Each row, column and region must only contain one instance of each number.

Rack Em
Rack 'Em might be the most addictive solitaire game since Free Cell or Tetris. The goal of each puzzle is to position like-numbered pool balls into rows on the pool table by considering each ball's movement and relationship to others on the board.

Secret Photos
Secret Photos will allow you to turn your photos into puzzles and create gifts for your friends using e-mail. Your friends will be thrilled with the gift - to see your photo they need to first solve the puzzle!

Photoscramble
New and improved version of Photoscramble, a shuffle puzzle with custom picture (any *.BMP or *.JPG), any grid size, with optional tilenumbers, grid, border, time and moves display and a zoom function.

Tower Constructor
In this exciting game you have to become the tower builder. Your main responsibility is to build a tower as more balanced and stable as you can. And your main problem is lack of materials. Sometimes provider brings you absolutely useless things.

Art of Japan Crossword
One of the most comfortable and easy-to-use program for solving Japan Crosswords (puzzles also known as nonograms, griddlers, paint-by-numbers). Discover beautiful pictures, coded by numbers. Open the door in a world of art, logic and pleasure.