study habits

some students dont know how to study efficiently. here are some tips for a better studying.
1. set a time schedule . obey your schedule exactly but be careful that a realistic schedule is the one which includes your other daily needs and some leisure time.
2.dont study a same subject for long hours. it just makes you tired and confused. change your subject , try to study two or three subjects a day.
3.try to recognize your biologic body clock. I mean you yourself can understand whether you learn better during the day or at night and set your time based on this fact.