Einstein's riddle or "Zebra puzzle" is a well known riddle attributed to Albert Einstein. In a neighborhood of five houses one is given some clues regarding the habits of the house owners and is asked to identify the one that owns the fish (or zebra in some variations).

The application allows you to solve the puzzle with the aid of a nice User Interface. You can solve the original problem and many variations.

This is the FIRST worldwide fifteen puzzle ONLINE MULTIPLAYER!

Do you think to be the faster to solve this puzzle?
Prove it playing with people all around the world in this real time player versus player game!

Fifteen Puzzle is a classic puzzle game suited for all ages, you are presented with a 3x3 or a 4x4 board filled with tiles and one empty space.
The board tiles can have numbers ranging from 1-15 or letters A-O or a picture you select from the gallery.
You must arrange back the tiles in their original ascending order from left to right and top to bottom each time you move you are counted with another step, try to solve the puzzle with the lowest number of steps to train your brain.

Test your brain performance and test how well your brain is processing numbers.

Where is a girl? Try to find a girl in the city!

Find the Difference on Earth is a classic picture puzzle for everyone. The goal is simple: Search and Discover all the differences you can find in two similar pictures.

Slide and complete various fish images with this amazing puzzle game.

An excellent abstract strategy board game! Try "Five in a Row" for free now and be the first to get a high score and join later group of masters of this game in network battles!

Rebuild the picture as fast as possible.

Food Link Games is the newest line-link puzzle game

Football Crush is a fun puzzle game, full of soccer ball.

PlayHOG presents Forest of Illusion, a Hidden Object game where we have carefully hidden 40 objects per level in a total of 10 levels to give you 400 objects to find. We have a level map which will remember your progress, we also have a hint feature that will help find those difficult objects and lastly we give you achievements and stars to earn. We have spent a lot of time to make sure that the graphics and objects are of top quality and will provide hours of fun.

When Dinosaurs, plants and other animals died in a lake or bog their bodies were preserved in the dirt over time so that millions of years later we could discover them an be amazed in wonder at what they looked like and how they lived. Play these 10 fossil jigsaw puzzles with 4 different difficulties against your family and friends to see who can solve the dinosaur games the quickest.

Fun free puzzle animal games for girls, boys, kids and adults!

Free Puzzles Mix contains several levels of the game "Jigsaw puzzles" and "Square puzzles" and will allow you to play during hours.

Swap the falling balls to crush them. Move quickly for bonus points. Play against friends! Super addictive and ultra fast, you won't be able to put it down.

Time to test your eyes and dexterity in this simple but addictive skill game that is super easy to learn but definitely hard to master!

Classic Enjoyable Puzzle game. Bouncy, Jumping, Collecting, Keep questing!
Collect lotus leaves to help Frog change back to prince, Let's go help him!

The pond has been overrun with frogs, can you handle the mad rush? Frog Rush features 40+ levels, each more challenging with new objectives to complete. Click the frogs, eat the flies and beat the clock!

Fruit Crush is a brand new amazing casual game.Completely free!!
Your mission is to achieve the number of the crops showed on the top of the screen.Enjoy the fantastic adventure in this game.Easy to learn but challenging to master!Have Fun!