At the beginning of the game, different garbage will fall at the top of the screen. Click the corresponding trash can under the category of garbage. If the category is the same, it will be eliminated and scored. Each garbage is 2 points. When the trash reaches the bottom of the screen, the game ends. The more garbage you eliminate, the higher the score.Cultivate childrens environmental awareness from an early age, so that children can clearly distinguish the type of garbage.