The first is the necessary sleep time: primary school students should sleep 10 hours every day, junior high school students should sleep for 9 hours, and senior high school students should sleep for 8 hours.
Second, the school schedule: morning classes in primary schools are generally not earlier than 8:20, and middle schools are generally not earlier than 8:00. Conditional to ensure the necessary lunch break.
Third, the bedtime at night: primary school students are generally no later than 2 1:20, junior high school students are generally no later than 22:00, and senior high school students are generally no later than 23:00.
At the same time, guide parents and students, make schedules for students' work and rest, implement self-management, work and rest rules, and go to bed on time.
The notice pointed out that sleep is very important to promote the brain development, bone growth, vision protection, physical and mental health, and improve learning ability and efficiency of primary and secondary school students. Schools around the country should strengthen publicity and education through various channels and vigorously popularize scientific sleep knowledge.
According to the circular, according to the characteristics of students' physical and mental development at different ages, primary school students sleep for 10 hour, junior high school students sleep for 9 hours and senior high school students sleep for 8 hours. Provincial education administrative departments should make overall arrangements for running schools according to the actual situation.
Primary school starts at 8: 20 in the morning and middle school starts at 8: 00. Reasonable arrangement of recess and afternoon class time, conditional to ensure that students have the necessary lunch break.