Start with your real week: school, travel, meals, activities and responsibilities. Add manageable study blocks, breaks and spare time. A realistic plan is more useful than a timetable you cannot maintain.
Give each session a clear goal. Recall a concept, solve a problem or explain an idea in your own words. Review on several days and ask your teacher which topics matter most. Reduce distractions and ask about library or equipment access if needed.
Review the routine weekly. Protect time for sleep, movement, friendships and enjoyable activities. If work repeatedly feels unmanageable, talk with a teacher, adviser or trusted adult early. Asking for help is a useful learning skill.