Additional exercise links.

Author: dham

doc/source/exercises.rst

@@ -9,7 +9,10 @@ Chapter. For further information on using GitHub template repositories, see
 
 If you are using this book as a part of a course where the instructor provides
 GitHub Classroom assignments for the exercises, you should not use the links
-here but rather use the Classroom links provided by your instructor.
+here but rather use the Classroom links provided by your instructor. Students
+taking Principles of Programming at Imperial College London will find their
+list of GitHub Classroom links `on Blackboard
+<https://bb.imperial.ac.uk/webapps/blackboard/content/listContent.jsp?course_id=_31418_1&content_id=_2390977_1>`__.
 
 
 * `Chapter 2 exercises <https://github.com/object-oriented-python/exercises-chapter-2>`__
@@ -18,7 +21,8 @@ here but rather use the Classroom links provided by your instructor.
 * `Chapter 5 exercises <https://github.com/object-oriented-python/exercises-chapter-5>`__
 * `Chapter 6 exercises <https://github.com/object-oriented-python/exercises-chapter-6>`__
 * `Chapter 7 exercises <https://github.com/object-oriented-python/exercises-chapter-7>`__
-* `Chapter 8 exercises <https://github.com/object-oriented-python/exercises-chapter-8>`__
+* `Chapter 8 exercises <https://github.com/object-oriented-python/exercises-chapter-8>`__ and
+  `quiz <https://docs.google.com/forms/d/e/1FAIpQLSfW5kfHXgbQHfe9_NFu1KbBq3iNeZDg2gh5K7Q9XSNJtskfwA/viewform?usp=sf_link>`__
 * `Chapter 9 exercises <https://github.com/object-oriented-python/exercises-chapter-9>`__
 * `Chapter 10 exercises <https://github.com/object-oriented-python/exercises-chapter-10>`__