You will find:
- Grids with level easy, difficult and terrible
- Grids for children
- Grids from world championship Sudoku of 2006, 2007, 2008, 2009
- Grids with variants.

Next to each grid is indicated if the grid is being resolved (Red smile), or already resolved (Yellow smile).

Select a Grid
Choose the type of grid, then the grid in the second frame.
Then Click on Select Grid, or Double-clicking.
The grid is automatically loaded, if you select Display Grid.

Next Grid
Sudoku1 can automatically load the grid following the one you just completed.

Find Grid
You can display grids that contains a keyword in its title or its comment. Just type the keyword and select grid in second frame. You can search grids only by Title