new step

book/_toc.yml

@@ -17,7 +17,6 @@ parts:
       - file: exercises/005a.md
       - file: exercises/006.md
       - file: exercises/summary
-      - external: https://github.com/TeachBooks/manual/blob/v1.1.1/book/examples/overview.md
     - file: syntax_exercises.md
       sections:
       - file: syntax_exercises/007.md

book/exercises/005a.md

@@ -52,7 +52,15 @@ Can you include a page from someone else’s book into your own using `external:
 
 7. Do you see your change? If you don't see it click `CTRL`+`F5`/`Control`+`F5`to refresh the page.
 
+8. When viewing your book online, open the reused page. At the top, you should see an **attribution box**. This confirms the external content is working correctly and shows where it was sourced from. 
 
+```{figure} ..\figures\external_page_attribution.png
+:name: external_page_attribution
+:width: 100%
+:alt: Attribution box shown at the top of an external page
+
+Attribution box that appears at the top of an external page.
+```
 
 ```{admonition} Check your understanding
 :class: note