Update 3 files

- /docs/assignments/week08.md
- /docs/images/week08/1.jpg
- /docs/images/week08/2.jpg

docs/assignments/week08.md

@@ -242,7 +242,7 @@ I glued the speaker onto my fabric with a piece of vliesofix. It was a good idea
 
 ![speaker2](../images/week08/SPEAKER3.jpg){ width=1000 }
 
-
+![speaker2](../images/week08/1.jpg){ width=1000 }
 
 #### **FABRICATION FILES**
 
@@ -272,13 +272,17 @@ If you don't have the materials to make the driver circuit on the breadboard, yo
 ![DRIVERCIRCUIT](../images/week08/circuit_driver_mosfet_bb.png){ width=1000 }
 
 
+![speaker2](../images/week08/2.jpg){ width=1000 }
+
+I made a mistake when I was making the circuit. So **make sure your diode is put in the right direction**.
+
 ### **FLIPPING WING**
 
-**MAKING A COIL**
+**MAKING A COIL** (tutorial pictures from Emma's presentation)
 
 ![coil](../images/week08/COIL.jpg){ width=1000 }
 
-**CONNECTING YOUR DRIVER TO ARDUINO**
+**CONNECTING YOUR DRIVER TO ARDUINO** (tutorial pictures from Emma's presentation)
 
 ![DRIVERCIRCUIT](../images/week08/Untitled-8%20copy.jpg){ width=1000 }
 
@@ -286,7 +290,7 @@ For a while my coil didn't work and it turned out that the aligator clips could'
 
 <div style="padding:75% 0 0 0;position:relative;"><iframe src="https://player.vimeo.com/video/884255053?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="IMG_2286 2"></iframe></div><script src="https://player.vimeo.com/api/player.js"></script>
 
-### **BOUNCING SPIRAL**]
+### **BOUNCING SPIRAL**
 
 **MATERIAL**