public ActionResult ListTeacher(long idscience)
{
var teacherDao = new TeacherDao();
var scienceDao = new ScienseDao();
var science = scienceDao.GetScienceById(idscience);
ViewBag.science = science;
var listTeacher = teacherDao.GetListTeacherByScienceID(idscience);
ViewBag.listTeacher = listTeacher;
return View();
}