Link out inheritance example

docsrc/examples/examples.rst

@@ -44,6 +44,12 @@ Build a simple interactive where two arrow boxes can be moved across the screen.
 
 * Demonstrates: Handling key presses with ``typing`` and ``done typing``
 
+:ref:`Inheritance<inheritance>`
+
+Build a game where you add a new field to an existing Designer object by using inheritance.
+
+* Demonstrates: Extending a Designer object with inheritance
+
 `BlockPy Showcase`_
 
 A simple gallery of web-based Designer examples using BlockPy.

docsrc/examples/firefighter.rst

@@ -461,6 +461,8 @@ It turns out that we can pass multiple functions in to the ``when`` function (ev
     :lines: 162-165,180
 
 **Task 24**: Fill in the blanks to make the text say "Game Over" and show the score.
+Make sure you put this ``when`` after the ``update_score`` handler, so that the score does not update after the game ends.
+The order of the ``when`` functions is the order that the functions will be called in.
 
 ^^^^^^^^^^^^^^^^
 Extra Challenges