The school day typically starts in the morning, usually between 7:00 AM and 8:30 AM, and ends in the afternoon, usually between 2:00 PM and 4:00 PM. Elementary schools (grades K-5) tend to have shorter days, typically ranging from 6 to 7 hours, while middle schools (grades 6-8) and high schools (grades 9-12) usually have longer days, ranging from 7 to 8 hours.
Within the school day, there are designated periods for different subjects and activities. These periods, commonly referred to as class periods or blocks, usually last between 45 and 60 minutes. Students typically have several class periods throughout the day, with breaks in between for recess or lunch.
The daily schedule of a school can also include homeroom or advisory periods, where students meet with their homeroom teacher or advisor for administrative tasks or discussions. Some schools also have dedicated time for extracurricular activities, such as sports, clubs, or arts, which may occur after regular school hours.
It is worth noting that there can be variations in school day length across different states and regions in the US. Additionally, some schools may operate on a modified schedule, such as a block schedule or an extended school day, to better accommodate the needs of their students and curriculum.