Do you like a challenge?

Not satisfied when things are to easy? Are you the kind of person who needs a challenge now and then? Try one of our puzzle games! In this overview you'll find challenging puzzles, brain teasers and brain breakers, quiz games, card games, strategy board games, and many more! Test your observational skills, find ways out of locked rooms using found objects and your own ingenuity, investigate cases lke Sherlock Holmes, work out strategies for chess and card games, or play one of the many variations on Mahjong we've collected for you. These must be the most addicting computer games, because there's nothing like a good puzzle to keep your mind sharp!

We like these games:Jewels of Arabia, FunGamePlay Pyramid Solitaire, Tiles, Gun Builder, 99 Balls Evo, Winter Mahjong, Pearl's Peril, Cube Escape: The Cave, Make Me 10, 10x10 Hawai

A fun puzzle game built with scalable vector graphics. Move the circle to the square. For every step you take the arrows get to take a step in the direction they indicate. Make sure you aren't hit by any of them.
8 / 10
Sticky Linky
Click away as many Sticky Linky creatures as you can. You'll have to try to make colour combinations with matching colours to play them away.
0 / 10
Stoneage Sam
Go on a rescue mission with Stoneage Sam. Try to complete every level. Click on the items in the right order to save all the members of Stoneage Sam's family.
8 / 10
Connect the dots with the different strands. Look at the numbers to see how many you have to draw to each point. Later on you will also have to use more than one colour.
6 / 10
Stratego Win or Lose
In Stratego Win or Lose, you have to draw a card each time. Will your cards outrank those of your opponent? You get a new sequence of cards with each turn. Good luck!
0 / 10
Stream Master Unlimited
Can you link up all the dots by their matching colours? Draw lines to connect the dots and fill all of the blocks in the grid. The lines are not allowed to cross one another! Can you do it?
8 / 10
Street Edition
Can you find all of the differences between these two almost identical pictures? They aren't completely the same. There are some small differences, but can you find them?
8 / 10
Subtle Energy
Use the eyes to deflect the streams of coloured energy from the flowers. You have to direct it at the chakra points of the same colour.
0 / 10
Subtle Energy 2
Put the eyes in the right places in the field to make the flow of colours move in the right direction. Move the eye(s) into place and press the play button.
0 / 10
Sudoku 365
Every day you can play a new sudoku number puzzle in this sudoku game. Fill in the numbers 1-9 so that only one of each appears in every row, column, and block of nine in the field.
8 / 10
Sudoku 5
Can you figure out the right numbers and fill in the whole grid? Every block and every horizontal and vertical line needs to include all numbers from 1 to 9, with no doubles. Can you solve every sudoku? You can choose to play an easy puzzle or a difficult one.
8 / 10
Sudoku Challenge
In this game you'll find lots of different Sudoku puzzles, all arranged in different levels of difficulty. Find the puzzles that match you Sudoku skills in Sudoku Challenge!
8 / 10
Sudoku Generator
Play a fun game of sudoku. You will have to fill in the missing numbers in the grid. Can you make sure the numbers 1-9 occur only once in every row, column, and every one of the 9 blocks of 9 squares?
0 / 10
Sudoku Original
This sudoku game features no less than 75 different levels worth of fun and challenging sudoku puzzles! Have fun!
8 / 10
Sudoku USA Today
Play a new game of Sudoku every day. The PC can give you useful hints when you need them. When you are not satisfied with your attempt so far you can reset the puzzle to the way it was when you began. Or, if you get fed up with this particular puzzle, you can use the solver to find out where the numbers ought to go.
0 / 10
Though the numbers take some getting used to, this game is worthwhile. click on a square to scroll through the numbers 1-9. When the square goes red, this means the number is already featured in that column, row, or block of nine squares.
0 / 10
Sugar Mahjong
Make pairs with the playable tiles in Sugar Mahjong, a fun mahjong game with sweet pictures of sugary candy! Find and match up all the matching pairs to play way the mahjong layouts. In this mahjong game the tiles will fall down. Don't let them fall too far!
0 / 10
Sunny Day
Try to turn all the clouds into smiling suns in this cheerful game. Jump over the clouds to turn the weather around. The sunny cards can jump as well. Can you flip them all over?
8 / 10
Sunny Difference
Find all the differences between these seemingly identical pictures. They are all sunny and cheerful pictures, but they are not exactly the same. Can you find out what's different?
4 / 10
Sunny Story
Can you find all the differences between the two almost identical pictures? Look carefully and see what subtle edits you can spot. How keen are your eyes?
8 / 10