On the screen will appear randomly birds (with 5 colors of birds) flying from right or left, flying a bird will have a red flashing effect or so on, there are 3-5 birds at the bottom . . bird's nest (depending on the mode), each nest has 1 color, the player's task is to draw a line to bring the bird to his right nest (by color), calculate the correct score, or let the bird fall. ground. lost 1 life total 3 lives. (The lines will disappear after a while or it's up to the developer)



win: high score

lose: all 3 lives



nor: The frequency of occurrence of birds gradually increases

Difficulty: the frequency of the bird's appearance increases gradually, in this mode there are other types of birds (eg eagles) flying back and forth continuously, if it hits the line, the line will disappear immediately.