Play this game if you want improve your skills in mathematics!

[VERY SIMPLE RULE]
- The game shows several numbers, you have to guess the number where the question mark(s) is/are.

[DEVELOP YOUR BRAIN]
- A perfect game to play with friends, and passing some good time together!
- Challange your brain!

[A GAME FOR QUIZ AND NUMBERS GAME LOVERS]
- If you like riddles, quizzes, guessing games, you will love this game.
- An excellent brain teaser!