diff --git a/week-10/index.html b/week-10/index.html
new file mode 100644
index 0000000..df05b99
--- /dev/null
+++ b/week-10/index.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="UTF-8">
+<meta name="viewport" content="width=device-width, initial-scale=1.0">
+<title>Stopwatch</title>
+</head>
+
+<style>
+  body {
+    font-family: Arial, sans-serif;
+    text-align: center;
+  }
+  .container {
+    margin-top: 100px;
+  }
+  #display {
+    font-size: 3em;
+    margin-bottom: 20px;
+  }
+</style>
+
+<body>
+
+<div class="container">
+  <div id="display">00:00</div>
+  <button id="startStop">Start</button>
+  <button id="reset">Reset</button>
+</div>
+
+<script src="js/script.js"></script>
+
+</body>
+</html>
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diff --git a/week-10/js/script.js b/week-10/js/script.js
new file mode 100644
index 0000000..064757a
--- /dev/null
+++ b/week-10/js/script.js
@@ -0,0 +1,35 @@
+let seconds = 0;
+let interval;
+let running = false;
+
+function updateTime() {
+  const minutes = Math.floor(seconds / 60);
+  const remainingSeconds = seconds % 60;
+  document.getElementById('display').textContent = `${minutes.toString().padStart(2, '0')}:${remainingSeconds.toString().padStart(2, '0')}`;
+}
+
+function startStop() {
+  running = !running;
+  document.getElementById('startStop').textContent = running ? 'Stop' : 'Start';
+  if (running) {
+    interval = setInterval(incrementTime, 1000);
+  } else {
+    clearInterval(interval);
+  }
+}
+
+function incrementTime() {
+  seconds++;
+  updateTime();
+}
+
+function reset() {
+  clearInterval(interval);
+  seconds = 0;
+  updateTime();
+  running = false;
+  document.getElementById('startStop').textContent = 'Start';
+}
+
+document.getElementById('startStop').addEventListener('click', startStop);
+document.getElementById('reset').addEventListener('click', reset);
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