for the hidden words listed on the right side of the puzzle.
Click on the first letter and drag the mouse pointer across
the entire word. Release the mouse button when the entire word
is highlighted red.
a number placement puzzle based on a 9x9 grid with a series
of given numbers. The object is to place the numbers 1 to 9
in the empty squares so that each row, each column and each
3x3 box contains the same number only once.
grid of numbers will appear in each empty square as you place
the mouse pointer over it. This allows for the placement of
"pencil marks." Pencil marks allow you to mark the possibilities
for a square before placing a permanent number in it.
a number in the small pencil mark grid to place a pencil mark.
Double-click on a pencil mark to commit to the number. You can
also commit to a number by clicking on a pencil mark with the
control key pressed, pressing the corresponding number key on
the keyboard while over the empty square, or by left-clicking
on a pencil mark with a two button mouse.
options can be set using the Options menu located in the main
menu bar across the top of your display.
information on Sudoku Puzzles is available at Wikipedia.