K12 education refers to the basic education system from kindergarten to high school, which covers the age range of 7-18 years old.
K12 education is an important stage of student growth, involving the cultivation of students' knowledge, skills and literacy.
K12 education has different curriculum standards and teaching methods, such as the CCSS (Common Core State Standards) in the United States.
K12 education also has different education modes and institutions, such as the online private school K12 Private Academy.