While the tutors clearly know their stuff , I found the assignments really quite challenging and of limited educational value due to the mixture of new concepts introduced by the lectures along with new ( to me ) mathematics or CS that also needed to be grasped .####[['tutors', 'faculty general', 'positive', 'NULL'], ['assignments', 'assignments quality', 'positive', 'challenging'], ['lectures', 'course general', 'positive', 'NULL']]