The original Zebra Puzzle is a logical puzzle attributed to Einstein involving five men with different nationalities, house color, pet, favorite cigarette and beverage. The goal is to find out who lives where and who owns what.

This is a Tic Tac Toe game with support for Aunndroid 2 Aunndroid ( a2a ) which lets you play the game with your friend, who has the game installed on their android powered mobile phone.

Simple looking set like game will drive you crazy and ruin your life.

Educate yourself
You want to kill your brain cells? Here you can learn from experienced chemists "how to synthesize ..."

Touch That Icon is a fun game that improves your recognition, reflexes and accuracy.

Touch the correct icon as fast as you can! Walk through 10 levels to achieve a high score!

There are 3 primary colors in the nature: red, yellow and blue. There are 7 colors in the spectrum: red, orange, yellow, green, blue, indigo, and violet. But zillions of color shades can be made.. The game has only 188 of them but it's still not easy to remember and recognize them. Not sure? Check it out!
Translated: English, Russian

Have fun and test your brain memory skills with this game.
Wild Memo is action memory game. The goal is simple - find two identical plates. As you advance through levels, it will get harder, with obstacles and time limit. Prove that you have fast mind and fingers.

Wordroid is an addicting word puzzle game. The aim is to find words by connecting three or more adjacent letters on a 4x4 board within a time limit. You can either play vs. online players or against time in three difficulty levels.Features:
Multi-Player Support (Play vs. Online Players)
More than 80000 words dictionary.
1000's of boards.
Online Global High Scores List.

RuneIt is a fun, free and addictive tile puzzle game for all ages.

Kill time in your coffee break with this colourful, strategy puzzle game, played with coloured rune stone tiles.

Will the rune stones fall kindly for you? Exercize your brain muscles and puzzle your way through 15 addictive levels of strategy! RuneIt is simple to pick up, it takes minutes to learn and hours to play.

Which Roman general conquered Gaul? What became the capital of the Eastern Roman Empire? What did the Eastern Roman Empire become after the fall of the west? All this and more in History Trivia: Rome. A riveting trivia game of the history of Ancient Rome, Histrivia is going to keep you entertained for as long as your brain can handle. Be transported back to Ancient Rome and answer question after question. Be prepared for Rome!

Your Blue Frog is hungry. Use the arrows button to guide him to collect all white lotuses. When you are blocked, you can use switch button to switch frog’s position with the pink lotus.

Turn all the orange to blue… if you can!
70 levels and endless mode to challenge your brain.

Epilepsy is a common neurological condition. It can affect anyone.
This app provides a general understanding of epilepsy.

Does your mind wish to be completely creeped out by some of the trickiest questions it will ever see? If so, this is the perfect app for you. It features exciting questions which are likely to make you scratch your head. The fifteen challenging questions below featured in this app are likely to help pass some of your time. Try getting a perfect score. Make this experience more enjoyable by comparing and sharing results with friends and family. See who has the most versatile brain among

A classic "Simon Says" style game with updated graphics, which is ideal for burning time on the commute.

Tested on:
- Samsung Galaxy Ace
- Samsung Galaxy Mini
- Samsung Galaxy Tab 7
- HTC Desire S

If you find any bugs, please report them at goo.gl/55Y5n

Flash mental calculation
Brain training program

Use your brain!
It's a great chance to check your spatial imagination.
The game idea is similar to flat Rubik's cube.

Guide the sphere to the exit. Only a block can stop it once the sphere moves. So use the blocks wisely to reach the exit. But it won't be as easy as that! Portals, switches and even movable blocks will challenge your brain. The game features 24 mind-bending levels along with local highscores and a time attack mode. Create your own levels with the ingame editor. Enjoy the 3d graphics and a soundtrack written by bitbof.

Use the six given numbers and the four operators (+, -, *, /) to reach the total within the time limit! Unlike the real game show, all totals can be reached and a solution will be given if you can't reach the total.

Millions sudoku puzzles.