Compulsory education in the United States is from grade 1 to grade 13, with six years in primary school, three years in junior high school and four years in senior high school.
Primary and secondary education is mainly managed by state education committees and local governments, and schools are divided into public and private schools.
Higher education institutions include three-year community colleges and technical colleges, four-year universities and colleges, and two-to four-year graduate students.
Famous institutions of higher learning include: Harvard University, Massachusetts Institute of Technology, Columbia University, University of California, Berkeley, Stanford University, University of Chicago, George Washington University, Yale University, California Institute of Technology, Johns Hopkins University, Princeton University and Duke University.
Extended data:
School starts at the end of August or early September, usually at the end of June or early July of the following year. This is a semester system: autumn is from September to December, spring is from January to June, and there are three to four weeks of holidays in December and January.
All required courses can be graduated. Students know the results of each class after the end of each semester. The teacher's evaluation of the students' results is as follows:
A = excellent (excellent)
B = good (good)
C = average (average)
D = difference (difference)
F = failure (failure)
P = Pass (Pass)
X = forgiven (forgive)
I = failure (failure)
WP = Withdrawal of Pass (Withdrawal Notice)
WF = Failed to drop out of school (failed to drop out)
Baidu encyclopedia-American middle school