diff --git a/docs/assets/examples/example_canadian_flag_01.png b/docs/assets/examples/example_canadian_flag_01.png
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diff --git a/docs/assets/examples/example_canadian_flag_02.png b/docs/assets/examples/example_canadian_flag_02.png
new file mode 100644
index 0000000..0b2679a
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diff --git a/docs/assets/examples/example_canadian_flag_03.png b/docs/assets/examples/example_canadian_flag_03.png
new file mode 100644
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diff --git a/docs/assets/examples/thumbnail_canadian_flag_01.png b/docs/assets/examples/thumbnail_canadian_flag_01.png
new file mode 100644
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diff --git a/docs/examples_1.rst b/docs/examples_1.rst
index 867e3b3..4bac3c7 100644
--- a/docs/examples_1.rst
+++ b/docs/examples_1.rst
@@ -39,7 +39,12 @@ Most of the examples show the builder and algebra modes.
             :link: examples-build123d_logo
             :link-type: ref
     
-    
+
+    .. grid-item-card:: Canadian Flag blowing in the wind |Builder| |Algebra| 
+            :img-top: assets/examples/thumbnail_canadian_flag_01.png
+            :link: examples-canadian_flag
+            :link-type: ref
+        
 .. NOTE 01: insert new example thumbnails above this line
 
 .. TODO: Copy this block to add the example thumbnails here
@@ -157,6 +162,43 @@ The builder mode example also generates the SVG file `logo.svg`.
         :start-after: [Code]
         :end-before: [End]
 
+
+.. _examples-canadian_flag:
+
+Canadian Flag blowing in the wind
+--------------------------------
+.. image:: assets/examples/example_canadian_flag_01.png
+    :align: center
+
+
+
+A Canadian Flag blowing in the wind created by projecting planar faces onto a non-planar face (the_wind).
+
+This example also demonstrates building complex lines that snap to existing features.
+
+
+.. dropdown:: More Images
+
+    .. image:: assets/examples/example_canadian_flag_02.png
+        :align: center
+
+    .. image:: assets/examples/example_canadian_flag_03.png
+        :align: center
+
+
+.. dropdown:: |Builder| Reference Implementation (Builder Mode) 
+
+    .. literalinclude:: ../examples/canadian_flag.py
+        :start-after: [Code]
+        :end-before: [End]
+    
+.. dropdown:: |Algebra| Reference Implementation (Algebra Mode) 
+
+    .. literalinclude:: ../examples/canadian_flag_algebra.py
+        :start-after: [Code]
+        :end-before: [End]
+    
+
 .. NOTE 02: insert new example thumbnails above this line
     
 
diff --git a/examples/canadian_flag.py b/examples/canadian_flag.py
index 827ffa3..388c8f2 100644
--- a/examples/canadian_flag.py
+++ b/examples/canadian_flag.py
@@ -1,43 +1,36 @@
 """
+name: "canadian_flag.py"
+title: "Canadian Flag blowing in the wind"
+authors: "Gumyr"
+license: "http://www.apache.org/licenses/LICENSE-2.0"
+created: "2023-02-23"
+modified: "2023-07-31"
+
+description: | 
+    A Canadian Flag blowing in the wind created by projecting planar faces onto a non-planar face (the_wind).
+
+    This example also demonstrates building complex lines that snap to existing features.
+
+has_builder_mode: true
+has_algebra_mode: true
+image_files:
+    - "example_canadian_flag_01.png"
+    - "example_canadian_flag_02.png"
+    - "example_canadian_flag_03.png"
+"""
 
-Projection Examples: Canadian Flag in the Wind
-
-name: canadian_flag.py
-by:   Gumyr
-date: February 23th 2023
-
-desc: A Canadian Flag blowing in the wind created by projecting planar
-      faces onto a non-planar face (the_wind).
-
-      This example also demonstrates building complex lines that snap to
-      existing features.
-
-license:
-
-    Copyright 2023 Gumyr
-
-    Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-        http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
-
-"""
+# [Imports]
 from math import sin, cos, pi
 from build123d import *
 from ocp_vscode import show_object
 
+# [Parameters]
 # Canadian Flags have a 2:1 aspect ratio
 height = 50
 width = 2 * height
 wave_amplitude = 3
 
+# [Code]
 
 def surface(amplitude, u, v):
     """Calculate the surface displacement of the flag at a given position"""
@@ -112,3 +105,4 @@ show_object(west_field, name="west", options={"color": (255, 0, 0)})
 show_object(east_field, name="east", options={"color": (255, 0, 0)})
 show_object(center_field, name="center", options={"color": (255, 255, 255)})
 show_object(maple_leaf, name="maple", options={"color": (255, 0, 0)})
+# [End]
\ No newline at end of file
diff --git a/examples/canadian_flag_algebra.py b/examples/canadian_flag_algebra.py
index 8cd3030..cf3ea99 100644
--- a/examples/canadian_flag_algebra.py
+++ b/examples/canadian_flag_algebra.py
@@ -1,12 +1,18 @@
+"""
+for details see `canadian_flag.py`
+"""
+# [Imports]
 from math import sin, cos, pi
 from build123d import *
+from ocp_vscode import *
 
+# [Parameters]
 # Canadian Flags have a 2:1 aspect ratio
 height = 50
 width = 2 * height
 wave_amplitude = 3
 
-
+# [Code]
 def surface(amplitude, u, v):
     """Calculate the surface displacement of the flag at a given position"""
     return v * amplitude / 20 * cos(3.5 * pi * u) + amplitude / 10 * v * sin(
@@ -80,8 +86,8 @@ center_field = project(center_field_planar)
 maple_leaf = project(maple_leaf_planar)
 
 
-if "show_object" in locals():
-    show_object(west_field, name="west", options={"color": (255, 0, 0)})
-    show_object(east_field, name="east", options={"color": (255, 0, 0)})
-    show_object(center_field, name="center", options={"color": (255, 255, 255)})
-    show_object(maple_leaf, name="maple", options={"color": (255, 0, 0)})
+show_object(west_field, name="west", options={"color": (255, 0, 0)})
+show_object(east_field, name="east", options={"color": (255, 0, 0)})
+show_object(center_field, name="center", options={"color": (255, 255, 255)})
+show_object(maple_leaf, name="maple", options={"color": (255, 0, 0)})
+# [End]
\ No newline at end of file