The world famous calculations puzzle game app!
Play the game Just 5 minutes one day you can train the brain and strongly in mathematics.
Provide more than 1,000 different questions in a completely free! !

■ How to Play
Calculate in four numbers to get 24.

■ Recommended point
• The full application of the famous Trump computing puzzle in the world.
• More than 1,000 different questions.
• Use "Time Attack" to play it in a compete mode.
- Use "Other players score" you can see and compete with players around the world.

■ function
- Immediately grasped the sense of the game in the Easy mode.
- You can revert to a previous state by "back function".
- You can skip the difficult problem and to play the next problem by "skip function".