Card games are not necessarily gambling or relaxing solitaire games, among them there are educational puzzles, the game Make 24 belongs to them. It has two modes: classic and arcade. Initially you have no choice, you must first play the classic, reaching at least the fifth level. The task is to get a gold card with a value of twenty-four. Several cards will appear on the playing field, and at the bottom there is a black line, and below it is a set of mathematical symbols. You must remove all cards using them in the example, which results in the number 24. The game has a training level that will clearly show how this is done, you click on the card and a number appears in the window indicating the value of the card, even select a sign: plus, minus, multiply or divide and click on another card and so on. You must understand in advance what the order of mathematical operations should be by looking at a set of cards.