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:Mahjong Titans, Mahjong Dimensions, Viaduct Designer, The Smurfs Mix Up, Railroad Shunting Puzzle, Monopoly, Gimme 5 Wildlife, Dog Mahjong 2, Mahjong Gardens, Mahjong Solitaire

5Dice Duel
You get to throw the 5 dice three times per turn. Choose the dice you want to keep and the dice you want to put back into the cup for the next throw. Try to hit all the combinations on your score card once. Good luck!
0 / 10
6 Differences
Spot the six differences between these sets of two almost identical pictures. There are all sorts of moving elements in these pictures, which makes spotting the differences just ever so slightly more challenging.
7.2 / 10
60 Sec Till Graduation
You've got 60 Seconds to Graduate, and this is your last ditch attempt to pass. Try to grab all the A and B grades and shoot down the ones you don't want!
0 / 10
7 Seas Estates
Have you ever wanted to make tons of cash as an estate agent? Get some practice with 7 Seas Estates. Buy up houses and sell them at the right moment in order to make big profits.
8 / 10
9 Dragons Hexa
Play away as many of the hexagons as you can. Switch the hexagons around one space to make combos and try to get the special attacks too so you can clear away extra tiles.
8 / 10
9 Game
Can you add up all the numbers to make 9? Make sure that at the end of the level you have only nines left. Can you finish all the levels?
8 / 10
A Bonte Christmas
Help the little guy by walking around on the various mini planets and collecting the orbs in the right order, just the way his girlfriend wants them.
8 / 10
A Day in Venice
At the bottom of the screen there is a list of hidden items. Can you search the pictures of the beautiful city Venice carefully and find them all?
8 / 10
A Mazen Math
Use the red square to collect all the numbers. Depending on the order in which you collect them the numbers will be added or subtracted. You have to try to set the count down to 0 with the last number.
8 / 10
ABC Jumpers
Type the right letter to open the parachute that the jumping guys are carrying. Make sure you type the letter on time, or they'll fall all the way down.
8 / 10
Achievements Medals
Aim and shoot accurately to collect all of the achievement medals. How many can you collect when you have to dodge the bullets at the same time...
0 / 10
Add em Up
Add em Up is a game for people who enjoy maths. Place the numbered tiles in the right positions on the board so that the surrounding tiles add up to the number you just played. When a number is over 9, only the last digit counts. Check the How To Play tab for a quick tutorial and enjoy!
8 / 10
Adventure Near the Castle
Search the garden of the castle. It's full of clutter. Can you find the items you need hidden between all the junk? Find them all before your time runs out.
8 / 10
Adventures of Robinson Crusoe
Help Robinson Crusoe build a ship. He's been shipwrecked. Collect material from the wrecked ship and build your own boat to get back home.
8 / 10
Adventures of Valentin the Viking
Valentin is a Viking. Or rather, Valentin wishes he was a Viking. Can you help him save the princess to win some Viking credentials and earn his place among the burly Viking warriors?
0 / 10
Aeolus Shift
Pour the sand into the levels and move it to the right places by shifting the gravity. Pour into the right blocks. Sometimes you'll have to work with coloured sand too.
0 / 10
Aerial Mahjong
In this version of mahjong, you pass through different levels by solving all of the puzzles and assignments. Play a good number of these levels online, and if you enjoy the game you can also download the extended version with many more levels to play.
8 / 10
How good is your topographical knowledge of Africa? A name will appear above the map and on the banner behind the little plane. Can you match that name to the right country?
8 / 10
Africa Countries
Are you familiar with all the locations of the countries of Africa? Test your topographic knowledge in this great map game!
8 / 10
After The Earthquake
There has been a terrible earthquake. Can you help Mr Walter head for the station to look for his wife? On your way you will have to collect all the lost items in every level.
0 / 10