diff --git a/src/editor_app/services/user_workspace.py b/src/editor_app/services/user_workspace.py
index 3f3b6f7..bc6820d 100644
--- a/src/editor_app/services/user_workspace.py
+++ b/src/editor_app/services/user_workspace.py
@@ -9,10 +9,17 @@ from editor_app import config
 DEFAULT_MAIN_PY = 'print("Hello, World!")\n'
 
 # Self-contained demos copied from shipped `workspace/code/` (stdlib + machine/neopixel/time only).
+# New accounts get a copy of each one in their own `code/` folder so the
+# editor has something to show on first login. They're treated as
+# starting points — users can edit/delete freely without affecting the
+# shipped originals.
 _CANONICAL_DEMO_FILENAMES = (
     "pattern_rainbow_demo.py",
     "pattern_twinkle_demo.py",
     "pattern_chase_demo.py",
+    "adc_slider_demo.py",
+    "pin_demo.py",
+    "serial_demo.py",
 )