diff --git a/01 - JavaScript Drum Kit/index-START.html b/01 - JavaScript Drum Kit/index.html
similarity index 75%
rename from 01 - JavaScript Drum Kit/index-START.html
rename to 01 - JavaScript Drum Kit/index.html
index 4070d32767..fc3856ad29 100644
--- a/01 - JavaScript Drum Kit/index-START.html	
+++ b/01 - JavaScript Drum Kit/index.html	
@@ -10,11 +10,11 @@
 
   <div class="keys">
     <div data-key="65" class="key">
-      <kbd>A</kbd>
+      <kbd>!</kbd>
       <span class="sound">clap</span>
     </div>
     <div data-key="83" class="key">
-      <kbd>S</kbd>
+      <kbd>J</kbd>
       <span class="sound">hihat</span>
     </div>
     <div data-key="68" class="key">
@@ -58,9 +58,25 @@
   <audio data-key="76" src="sounds/tink.wav"></audio>
 
 <script>
+  // X log keys pressed to console
+  // X log data-key to console
+  // X Add class of playing to div by key #
+  // X Add audio.play 
+  document.addEventListener('keydown', logKey);
+  
+  function logKey(e) {
+    const currentKey = e.keyCode;
+    console.log(currentKey);
+    let playNow = document.querySelector(`audio[data-key="${currentKey}"]`);
+    let keyFront = document.querySelector(`div[data-key="${currentKey}"]`);
+    keyFront.classList.add("playing");
+    playNow.play()
+
+  }
 
 </script>
 
 
+
 </body>
 </html>
diff --git a/02 - JS and CSS Clock/index-START.html b/02 - JS and CSS Clock/index.html
similarity index 92%
rename from 02 - JS and CSS Clock/index-START.html
rename to 02 - JS and CSS Clock/index.html
index 12f721b183..9dd80352c5 100644
--- a/02 - JS and CSS Clock/index-START.html	
+++ b/02 - JS and CSS Clock/index.html	
@@ -67,6 +67,10 @@
   </style>
 
   <script>
+    // get current time
+    // ? rotate hand based on time
+    // transform: rotate(Xdeg);
+    // transofmr: origin
 
 
   </script>
diff --git a/03 - CSS Variables/index-START.html b/03 - CSS Variables/index.html
similarity index 96%
rename from 03 - CSS Variables/index-START.html
rename to 03 - CSS Variables/index.html
index 6b9b539c09..afc89e902c 100644
--- a/03 - CSS Variables/index-START.html	
+++ b/03 - CSS Variables/index.html	
@@ -45,6 +45,8 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
   </style>
 
   <script>
+    // update variables with JS!
+
   </script>
 
 </body>
diff --git a/04 - Array Cardio Day 1/index-START.html b/04 - Array Cardio Day 1/index.html
similarity index 100%
rename from 04 - Array Cardio Day 1/index-START.html
rename to 04 - Array Cardio Day 1/index.html