fixing layout images

docs/coding.md

@@ -9,17 +9,19 @@
   "name": "Autonomous Parking",
   "description": "TBD",
   "url":"/coding/autonomous-parking",
-  "imageUrl": "/static/lessons/parking.png",
+  "imageUrl": "/static/lessons/autonomous-parking.png",
   "cardType": "side"
 }, {
   "name": "Object Detection",
   "description": "TBD",
   "url":"/coding/object-detection",
+  "imageUrl": "/static/lessons/object-detection.jpg",
   "cardType": "side"
 }, {
   "name": "Line Following",
   "description": "TBD",
   "url":"/coding/line-following",
+  "imageUrl": "/static/lessons/line-detection.jpg",
   "cardType": "side"
 }]
 ```

docs/design-engineering.md

@@ -7,21 +7,21 @@
     {
         "name": "Make It Move Without Wheels",
         "description": "TBD",
-        "imageUrl": "/static/lessons/make-it-move-1.png",
+        "imageUrl": "/static/lessons/make-it-move-without-wheels.png",
         "url": "/design-engineering/make-it-move",
         "cardType": "side"
     },
     {
         "name": "Make It Smarter and Faster",
         "description": "TBD",
-        "imageUrl": "/static/lessons/make-it-smarter-1.png",
+        "imageUrl": "/static/lessons/make-it-smarter-and-faster.png",
         "url": "/design-engineering/make-it-smarter",
         "cardType": "side"
     },
     {
         "name": "Make a System that Communicates",
         "description": "A robot that tells you what it is doing.",
-        "imageUrl": "/static/lessons/make-it-communicate.png",
+        "imageUrl": "/static/lessons/make-a-system-that-communicates.png",
         "url": "/design-engineering/make-it-communicate",
         "cardType": "side"
     }

docs/maker.md

@@ -13,7 +13,15 @@ These six activities require the LEGO® MINDSTORMS® Education EV3 Core Set (455
   "description": "Create instruments with your EV3 Brick!",
   "url":"/maker/sound-machine",
   "cardType": "example",
-  "imageUrl": "/static/maker/sound-machine.png",
+  "imageUrl": "/static/lessons/make-a-sound-machine.png",
+  "cardType": "side"  
+},
+{
+  "name": "Make A Security Gadget",
+  "description": "TBD",
+  "url":"/maker/security-gadget",
+  "cardType": "example",
+  "imageUrl": "/static/lessons/make-a-security-device.png",
   "cardType": "side"  
 }
 ]