Weekdays: Monday to Thursday, 2-hour sessions, Twice a week
                    Mondays & Wednesdays, or Tuesdays & Thursdays
                    10:00-12:00, 13:00-15:00, 16:00-18:00, 18:30-20:30,
                    

Weekends: Saturdays and Sundays, 3-hr sessions, once a week
                     9:00-12:00, 13:00-16:00

Actual class sessions depend on students signed up, and minimum 5 students form a class. Students attend classes according to the class calendar.