Simple but addictive, Odd or Even is comprehensive and educational type of game that let you choose either odd or even for the number. It sounds easy but quite challenging at the same time due to time limit.
The more score you gain, the more sophisticated the game will be to make it more challenging. Basic math calculation is also introduced in the game as the level goes up. Thus, Odd or Even is gorgeous for testing your brain reflex.
In addition to challenge, Odd or Even is fun and relaxing with beautiful graphics and background sounds.
Give it a try, and see how far you can go!!!