Sudoku is a great logic exercise for anyone, but I think it’s an especially good teaching tool for kids. Check out Jigsaw Sudoku. The grids are only 6×6 vs. the regular 9×9 grids you usually see, and you can play online by moving the numbered tiles into the correct spots. You can even get a hint if you need one!
Check out the newest resource for parents:
I hadn’t really gotten into the Sudoku craze despite its obvious brain tickler benefits. This may change that.
Thanks for the link.
haha; this is for kids and i still managed to find it puzzling =D