Before the attack of the numbers, you are given a green button to create bombs that can block the attack of the numbers. From above, a series of numbers will continuously attack you, if it falls completely you will fail. To prevent this, you need to click on the green button to create a bomb, then move this bomb to the position of the number to destroy the number. When the number comes into contact with the bomb, the number will break the protective layer and become transparent, at this time it has become harmless, ignore it to continue with other numbers, when this harmless number falls completely you will score.