Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE instructor (ID VARCHAR, dept_name VARCHAR)
TABLE: CREATE TABLE teaches (ID VARCHAR)

### Question ###
Find the names of all instructors in the Art department who have taught some course and the course_id.

### Accurate SQL ###

SELECT name, course_id FROM instructor AS T1 JOIN teaches AS T2 ON T1.ID = T2.ID WHERE T1.dept_name = 'Art'