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, Cut the Rope Experiments, Tiles, Pearl's Peril, Winter Mahjong, Make Me 10, Cube Escape: The Cave, 10x10 Hawai, Sugar Mahjong

Duck Pond Mahjong
Clear away all the matching pairs of mahjong tiles in this fun mahjong game. The theme is the duck pond. Tiles with at least one long side free are playable.
0 / 10
Duckling Adventure
Look carefully and see if you can spot all the differences between the sets of pictures. All the pictures are from the story of the ugly duckling.
0 / 10
Dudes and Dudettes
Choose whether you want to be a dudette or a dude and make your way through the levels. Change colour to collect the gems and the coins before finishing the level.
8 / 10
Dungeon Sweeper
Neutralise all the skeleton monsters in this minesweeper dungeon game. Use the numbers as clues. The numbers tell you how many skeletons are surrounding that block. Can you work out where the skeletons are hidden and cross them out using the button at the bottom left of the screen? Good luck!
0 / 10
Duos Tropical Link
Try to link up all the matching pairs of animals with the nikakudori line in this connect game. The line may online make two 90 degree turns. Can you play away all the animal blocks before your time is up?
0 / 10
Dutamasa Battle
In this game you can pick a character to train and to battle with. There are many characters to choose from, but you will need the right level to use them in battle. You will also need to train them, because though some possess many attacks, you might not be able to use them all at the start because the character is not strong enough.
8 / 10
Dynamic Hidden Objects Museum
Can you find all of the hidden objects scattered around the museum? Roam through the different halls and expositions and see if you can find everything you need.
6.6 / 10
Dynamic Hidden Objects University
Can you find all of the hidden objects lost in the university? Roam around the building and see how many of the lost objects you can retrieve in this search and find game.
8 / 10
Dynamic Systems 2
Place the items in the field in the right position ans make sure the little ball rolls into the bucket. Think carefully and replace the objects to make it work.
8 / 10
Dynamite Blast Bridge Destruction
Blow up the beams of the bridges to complete various challenges. Sometimes you have to make the cars crash. Sometimes you have to help them along. Where can you place the bombs to make it work?
2 / 10
The puzzles in this game are made up of a bunch of overlapping unfolded dice. Some numbers between 1 and 6 are already given. Can you figure out the correct position of the other numbers?
0 / 10
E-Dept Angel
Can you find all of the differences between these two pictures? They look identical, but they are not completely the same. Click on the differences you've found. Try not to click on the wrong things.
0 / 10
Easter Egg Sudoku
An Easter sudoku game. Fill in the empty squares of the puzzle by making sure that there is only one of every egg in every row and column.
8 / 10
Easy Chess
Play chess with colorful pieces. When you let go of your chess piece you can still undo your turn. This way you'll quickly learn the finer rules of the game. Practice is the key.
8 / 10
Eco Match
Help the threatened animal special by playing the bejeweled games and rebuilding their environment. Can you collect everything you need to do this? Try it now!
8 / 10
Egypt Parade
Play this bejeweled game and try to line up three or more of the same icons to form a combo. You can only switch adjacent icons.
8 / 10
Egypt Puzzle
Push boxes of the same color against each other to make them disappear in this Egyptian game. Match up three or more boxes and clear the centre of the field.
8 / 10
Eight Off
Stack away all the cards from ace to king in the four top spaces. In the field you can stack the cards by suit as well. You have 8 free cells in which to store cards. Four on each side of the field.
8 / 10
Electric Box
Create a route for the electric current to travel from the power source to the electronic unit. Use steam power, lasers, magnets and maore to complete the circuit.
8 / 10
Electric Box 2
Get the electric current to pass from the generator to the end point. Can you attach all kinds of little machines to the wires to transfer the energy?
8 / 10