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Word Kids Games [ http://www.ifreegamesonline.com/ ]
iFreegamesonline has games for kids. These word kids games are stimulating to the mind as well as bringing enjoyment to the them.

Brain teaser puzzles [ http://interesting-puzzles.com/ ]
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Sudoku [ http://www.sudoku9x9.com ]
Play numerous free Sudoku puzzles online at five difficulty levels. The puzzles in the highest level are so challenging that need some advanced techniques to solve. The playing grid has a unique feature that allows users to highlight any individual squares in the grid. With the pencil marking option, users can employ advanced solving techniques in a convenient way. Also provides free printable Sudoku puzzles, solver, blank grid and solving techniques.