This application is a simple representation of the classical math game in which player are given 4 cards, each card has to be used once and only once, and the goal of the game is to get the number 24 with simple calculation rules such as addition, subtraction, multiplication and division. Focusing on the math behind, the UI represent the simplicity of the game itself. A single UI presents all the information a play would need. There are 3 buttons in the window, where 2 of them will start a new game with either basic or advanced setting and the 3rd button is to reveal solutions. There is no Username or Passwords required or any account association. All functionality is as shown in the UI. Mouse or touch screen is required to play, keyboard not supported.