Update file week11.md

docs/assignments/week11.md

@@ -101,6 +101,10 @@ Another thing to consider is that since we are casting bio plastics off of the m
 
 ![Milling](../images/week11/milling1.jpg){ width=1000 }
 
+We used foam boards with 5cm thickness for milling. We used double sided tape to place it on the bed and secure it with wood sticks screwed around the board.
+
+When placing your foam board, make sure it's parallel to the milling bed.
+
 
 
  <div style="padding:56.25% 0 0 0;position:relative;"><iframe src="https://player.vimeo.com/video/891364457?badge=0&amp;autopause=0&amp;quality_selector=1&amp;player_id=0&amp;app_id=58479" frameborder="0" allow="autoplay; fullscreen; picture-in-picture" style="position:absolute;top:0;left:0;width:100%;height:100%;" title="3D MILLING"></iframe></div><script src="https://player.vimeo.com/api/player.js"></script>