• Mr. Donald Seok
    River Dell High School
    Mathematics and Computer Science Teacher  
    Donald.Seok@riverdell.org
     
    Extra Help:
    Everyday during lunch (except B days) 
    After school Monday, Tuesday, Thursday (2:30-3:05 pm)
    Room 313
    *Please send an email to let me know you will be coming. 
     
     Shapes