You may want to give some exams more study time than others, so find a balance that you feel comfortable with. Organize your study space. Use flow charts and diagrams. Practice on old exams. Explain your answers to others. Organize study groups with friends. Take regular breaks. Snack on brain food. Plan your exam day - https://www.onlinestudentshub.com/10-tips-to-prepare-for-exams/