When it comes to Sudoku, we have it covered.
See for yourself why over 70 million puzzles have been served since we started in 2005.
Like variation? Try our 5-grid Samurai Sudoku, or if thats too easy, there is the unique 7-grid Shichi Sudoku, or maybe give Killer Sudoku a go.
Or, for your competitive side, there's Sudoku Points where you simultaneously solve the same puzzle as others.
There is an assortment of other types of games, too.
Play Mahjong or the popular derivative Shisen.
Try the match-3 style game Triplets or have fun with the multi-user Word Sketch - "guess the word" sketching game.
Train your memory with the concentration style Pairs or have a bash at the mini-golf Perfect Putt.