Add reference to Concept Exercise Anatomy video

ErikSchierboom · mirkoperillo · commit 7e4e947dd3eb · 2021-01-30T15:05:29.000+01:00
[Docs] Add reference to Concept Exercise Anatomy video
diff --git a/reference/implementing-a-concept-exercise.md b/reference/implementing-a-concept-exercise.md
@@ -8,6 +8,10 @@ This document describes how to implement a Concept Exercise for the Java track.
 - [Rationale for v3][docs-rationale-for-v3].
 - [What are concept exercise and how they are structured?][docs-concept-exercises]
 
+Please also watch the following video:
+
+- [The Anatomy of a Concept Exercise][anatomy-of-a-concept-exercise].
+
 As this document is generic, the following placeholders are used:
 
 - `<slug>`: the name of the exercise in snake_case (e.g. `anonymous-methods`).
@@ -143,4 +147,5 @@ If you have any questions regarding implementing the exercise, please post them
 [docs-concept-exercises]: ../../../docs/concept-exercises.md
 [docs-rationale-for-v3]: ../../../docs/rationale-for-v3.md
 [docs-features-of-v3]: ../../../docs/features-of-v3.md
+[anatomy-of-a-concept-exercise]: https://www.youtube.com/watch?v=gkbBqd7hPrA
 [reference]: ../../../reference/README.md
