Game child proposes 2*2 grids under the licence " Les Tibidous". The button "continue game" allow to come back on the last grids stopped. 123 Sudoku series proposes you to create your own grids as well as a solver to solve other grids (eg those of a newspaper).In Option, you can modulate the volume of the music and of the sounds of the game, and change the graphicbackground. These backgrounds are accessible either on the software or on the website  www.teddysday.com , freely.The better score lists the best scores done in each type of game, simple and challenge.

To start a simple game, you have to choose the difficulty of the grids and the kind of game. As an example, if you choose a normal free grid : you play a grid of normal difficulty in an unliminted time, with unlimited clics and an unlimited number of validation. If you choose normal free grid with restricted number of clics, limited time and restricted number of validation, you'll have to finish the grid within the limit of time, of clics and validation as shown in the case.

The option free suggestion allow you to show all the possible candidates of a square in indicating the absentnumbers on the line and the column. The button "ignore" allow you to come back on the menu, the button "generate" allows to create a grid fulfilling your conditions and the "load" one allows you to find a grid already created.

The right top pannel indicates the time spent to play.On the left side of the grid, there is either :
No board : you play in unlimited time and unlimited number of clics. A board called "time limit" : you have to finish the grid in the allowed time. A board called  "clics limit" : you have to finish the grid in limiting the number of clics. The  "time limit" et "clics limit" board : you have to finish the grid in the time indicated an in limiting the number of clics. If you decided to show all the "suggestions", a board on the left side of the grid will show the suggestions for the square where you cliqued.

The validation board allow you to check your grid, and to validate it if it's right, to fiw the right answers
and deleted the wrong ones.  if you had chosen "validation restricted", you must finish the grid in
limiting the number of validation to the one showed on the board. When you clic on a square : This counts for a clic.
You'll have a  « roulette » with the numbers from 1 to 9 and a cross.

A left clic on a number of the roulette and it will be inscribed on the square and the roulette will disappear. A right clic on a number of the roulette allow you to annotate the possibility for this square. You can, if necessary, annotate all the numbers. To erase one of the numbers,  clic right again on the number of the "roulette". To leave the grid, clic left on the cross.  If while you're annotating, you rather want to inscribe a number in a square, you just have to clic left on the number in the roulette, the annotations will disappear, the number will be inscribed in the square and the roulette will disappear...
But discover 123 sudoku series with the free trial 3 days.