K 12 education refers to the full-time education system from kindergarten to high school, where "k" stands for kindergarten and "12" stands for "12 years", including the learning process of primary school, middle school and high school. The main purpose of K 12 education is to create an all-round learning environment, provide students with more extensive knowledge and skills, and train them to develop into future leaders who can adapt to today's rapidly changing times.

A remarkable feature of K 12 education is its close connection with students' development and needs. The school is responsible for cultivating each child's personal abilities and interests and providing everyone with a wide range of knowledge and professional fields to choose from. In kindergartens and primary schools, students learn basic knowledge and skills, such as English, mathematics, science and other subjects, and then in-depth study of professional knowledge in middle schools and high schools to prepare for future universities and careers.

Different from other countries' education systems, K 12 education system adopts flexible and diverse learning methods and assessment methods to help each student give full play to his potential and achieve the best performance. In addition to the traditional book courses, K 12 education also pays attention to the all-round improvement of learning quality, such as the use of scientific and technological equipment and teaching resources, so that students can learn and understand knowledge in various ways. In a word, K 12 education is an education system that has a far-reaching impact on the development of individual ability and social progress.