Tell me the names and descriptions of courses that belong to the subject named "Arts".
select t1.course_name, t1.course_description from courses as t1 join subjects as t2 on t1.subject_id = t2.subject_id where t2.subject_name = "Arts"
Tell me the names and descriptions of courses that belong to the subject named "Language".
select t1.course_name, t1.course_description from courses as t1 join subjects as t2 on t1.subject_id = t2.subject_id where t2.subject_name = "Language"
Tell me the names and descriptions of courses that belong to the subject named "Computer Science".
select t1.course_name, t1.course_description from courses as t1 join subjects as t2 on t1.subject_id = t2.subject_id where t2.subject_name = "Computer Science"