Update docs/assignments/week06.md

docs/assignments/week06.md

@@ -118,9 +118,9 @@ On the right, an image of a sample made by xxx with xxx and xxx. Here the dye is
 <p style="clear: left;"></p>
 <br/>
 
-![](../images/home/sample-image.jpg){ width=200 }
-![](../images/home/sample-image.jpg){ width=200 }
-![](../images/home/sample-image.jpg){ width=200 }
+![](../images/week06/IMG_9139.jpg){ width=400 }
+![](../images/week06/IMG_9130.jpg){ width=400 }
+![](../images/week06/IMG_9132.jpg){ width=400 }
 
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