diff --git a/index.html b/index.html
index 9386faaf4..50e7e733d 100644
--- a/index.html
+++ b/index.html
@@ -1,23 +1,29 @@
 <!DOCTYPE html>
 <html lang="en">
-  <head>
-    <meta charset="UTF-8" />
-    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
-    <title>Superhero Memory Game</title>
-    <!-- LINK THE STYLES HERE -->
-  </head>
-  <body>
-    <div>
-      <h1>Superhero Memory Game</h1>
-    </div>
-    <div id="score">
-      <h2>Score</h2>
-      <p>Pairs clicked: <span id="pairs-clicked">0</span></p>
-      <p>Pairs guessed: <span id="pairs-guessed">0</span></p>
-    </div>
-    <div id="memory-board"></div>
 
-    <!-- LINK THE JAVASCRIPT FILES HERE (keep in mind that the order in which you link them MATTERS) -->
-  </body>
-</html>
+<head>
+  <meta charset="UTF-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  <meta http-equiv="X-UA-Compatible" content="ie=edge" />
+  <title>Superhero Memory Game</title>
+  <link rel="stylesheet" href="/styles/style.css">
+  <!-- LINK THE STYLES HERE -->
+</head>
+
+<body>
+  <div>
+    <h1>Superhero Memory Game</h1>
+  </div>
+  <div id="score">
+    <h2>Score</h2>
+    <p>Pairs clicked: <span id="pairs-clicked">0</span></p>
+    <p>Pairs guessed: <span id="pairs-guessed">0</span></p>
+  </div>
+  <div id="memory-board"></div>
+
+  <!-- LINK THE JAVASCRIPT FILES HERE (keep in mind that the order in which you link them MATTERS) -->
+  <script src="/src/index.js"></script>
+  <script src="/src/memory.js"></script>
+</body>
+
+</html>
\ No newline at end of file
diff --git a/src/memory.js b/src/memory.js
index f6644827e..210c419e6 100644
--- a/src/memory.js
+++ b/src/memory.js
@@ -2,17 +2,28 @@ class MemoryGame {
   constructor(cards) {
     this.cards = cards;
     // add the rest of the class properties here
+    this.pickedCards = []
+    this.pairsClicked = 0
+    this.pairsGuessed = 0
   }
 
   shuffleCards() {
     // ... write your code here
+
   }
 
   checkIfPair(card1, card2) {
     // ... write your code here
+    this.pairsClicked++
+    if (card1 === card2) {
+      this.pairsGuessed++
+      return true
+    }
+    return false
   }
 
   checkIfFinished() {
     // ... write your code here
+    return this.pairsGuessed === this.cards.length / 2
   }
 }
