diff --git a/projects/whack-a-mole/index.html b/projects/whack-a-mole/index.html
index 88b5488..1659132 100644
--- a/projects/whack-a-mole/index.html
+++ b/projects/whack-a-mole/index.html
@@ -20,11 +20,12 @@ <h1>Whack-a-Mole</h1>
       <button id="start">Start</button>
       <span id="timer">30s</span>
       <span id="score">Score: 0</span>
+      <span id="lives">Lives: 3</span>
     </div>
 
     <div id="grid" class="grid" role="grid" aria-label="Whack-a-Mole game area"></div>
 
-    <p class="notes">Features: Difficulty levels, timed rounds, sounds, and accessibility.</p>
+    <p class="notes">Features: Difficulty levels, timed rounds, power-ups, obstacles, sounds, and accessibility.</p>
   </main>
 
   <script type="module" src="./main.js"></script>
diff --git a/projects/whack-a-mole/main.js b/projects/whack-a-mole/main.js
index 9133941..dd0c3c7 100644
--- a/projects/whack-a-mole/main.js
+++ b/projects/whack-a-mole/main.js
@@ -1,14 +1,31 @@
 const grid = document.getElementById('grid');
 const scoreEl = document.getElementById('score');
 const timerEl = document.getElementById('timer');
+const livesEl = document.getElementById('lives');
 const startBtn = document.getElementById('start');
 const difficultyEl = document.getElementById('difficulty');
 
 let score = 0, hole = -1, timer, roundTime, moleTimer, timeLeft;
+let lives = 3, powerUpActive = null, powerUpEndTime = 0, frozenTime = 0;
+let powerUpHole = -1, obstacleHole = -1, currentPowerUp = null, currentObstacle = null;
+let powerUpSpawnTimer, obstacleSpawnTimer;
 
 // sound effects
 const popSound = new Audio('https://actions.google.com/sounds/v1/cartoon/wood_plank_flicks.ogg');
 const hitSound = new Audio('https://actions.google.com/sounds/v1/cartoon/clang_and_wobble.ogg');
+const powerUpSound = new Audio('https://actions.google.com/sounds/v1/cartoon/magic_chime_2.ogg');
+const bombSound = new Audio('https://actions.google.com/sounds/v1/cartoon/explosion_8.ogg');
+
+// power-up and obstacle types
+const POWER_UPS = {
+  DOUBLE_POINTS: { icon: '⚡', name: 'Double Points', color: '#fbbf24', duration: 5000 },
+  FREEZE_TIME: { icon: '🕒', name: 'Freeze Time', color: '#3b82f6', duration: 3000 },
+  EXTRA_LIFE: { icon: '💖', name: 'Extra Life', color: '#ef4444', duration: 0 }
+};
+
+const OBSTACLES = {
+  BOMB: { icon: '💣', name: 'Bomb', color: '#dc2626', penalty: { points: 50, time: 5 } }
+};
 
 // difficulty speeds
 const speeds = {
@@ -21,9 +38,33 @@ function render() {
   grid.innerHTML = '';
   for (let i = 0; i < 9; i++) {
     const b = document.createElement('button');
-    b.className = 'hole' + (i === hole ? ' up' : '');
-    b.setAttribute('aria-label', i === hole ? 'Mole! Hit it!' : 'Empty hole');
+    let className = 'hole';
+    let ariaLabel = 'Empty hole';
+    
+    if (i === hole) {
+      className += ' up';
+      ariaLabel = 'Mole! Hit it!';
+    } else if (i === powerUpHole) {
+      className += ' power-up';
+      ariaLabel = `${currentPowerUp.name}! Click to collect!`;
+    } else if (i === obstacleHole) {
+      className += ' obstacle';
+      ariaLabel = `${currentObstacle.name}! Avoid it!`;
+    }
+    
+    b.className = className;
+    b.setAttribute('aria-label', ariaLabel);
     b.addEventListener('click', () => hit(i));
+    
+    // Add content for power-ups and obstacles
+    if (i === powerUpHole) {
+      b.textContent = currentPowerUp.icon;
+      b.style.backgroundColor = currentPowerUp.color;
+    } else if (i === obstacleHole) {
+      b.textContent = currentObstacle.icon;
+      b.style.backgroundColor = currentObstacle.color;
+    }
+    
     grid.appendChild(b);
   }
 }
@@ -35,44 +76,209 @@ function randomHole() {
   popSound.play();
 }
 
+function spawnPowerUp() {
+  if (Math.random() < 0.15) { // 15% chance to spawn power-up
+    const powerUpTypes = Object.keys(POWER_UPS);
+    const randomType = powerUpTypes[Math.floor(Math.random() * powerUpTypes.length)];
+    currentPowerUp = POWER_UPS[randomType];
+    
+    // Find empty hole
+    do {
+      powerUpHole = Math.floor(Math.random() * 9);
+    } while (powerUpHole === hole || powerUpHole === obstacleHole);
+    
+    render();
+    powerUpSound.currentTime = 0;
+    powerUpSound.play();
+    
+    // Auto-hide after 3 seconds
+    setTimeout(() => {
+      if (powerUpHole !== -1) {
+        powerUpHole = -1;
+        currentPowerUp = null;
+        render();
+      }
+    }, 3000);
+  }
+}
+
+function spawnObstacle() {
+  if (Math.random() < 0.1) { // 10% chance to spawn obstacle
+    currentObstacle = OBSTACLES.BOMB;
+    
+    // Find empty hole
+    do {
+      obstacleHole = Math.floor(Math.random() * 9);
+    } while (obstacleHole === hole || obstacleHole === powerUpHole);
+    
+    render();
+    
+    // Auto-hide after 2 seconds
+    setTimeout(() => {
+      if (obstacleHole !== -1) {
+        obstacleHole = -1;
+        currentObstacle = null;
+        render();
+      }
+    }, 2000);
+  }
+}
+
 function hit(i) {
   if (i === hole) {
-    score++;
+    // Calculate score with power-up multiplier
+    let points = 1;
+    if (powerUpActive === 'DOUBLE_POINTS' && Date.now() < powerUpEndTime) {
+      points = 2;
+    }
+    
+    score += points;
     scoreEl.textContent = `Score: ${score}`;
     hitSound.currentTime = 0;
     hitSound.play();
     hole = -1;
     render();
+  } else if (i === powerUpHole) {
+    // Collect power-up
+    activatePowerUp(currentPowerUp);
+    powerUpHole = -1;
+    currentPowerUp = null;
+    render();
+  } else if (i === obstacleHole) {
+    // Hit obstacle - apply penalty
+    applyObstaclePenalty(currentObstacle);
+    obstacleHole = -1;
+    currentObstacle = null;
+    render();
+  }
+}
+
+function activatePowerUp(powerUp) {
+  powerUpSound.currentTime = 0;
+  powerUpSound.play();
+  
+  if (powerUp.name === 'Double Points') {
+    powerUpActive = 'DOUBLE_POINTS';
+    powerUpEndTime = Date.now() + powerUp.duration;
+    showNotification('⚡ Double Points Active!');
+    
+    setTimeout(() => {
+      powerUpActive = null;
+      showNotification('⚡ Double Points Ended');
+    }, powerUp.duration);
+  } else if (powerUp.name === 'Freeze Time') {
+    frozenTime = powerUp.duration;
+    showNotification('🕒 Time Frozen!');
+    
+    setTimeout(() => {
+      frozenTime = 0;
+      showNotification('🕒 Time Unfrozen');
+    }, powerUp.duration);
+  } else if (powerUp.name === 'Extra Life') {
+    lives++;
+    livesEl.textContent = `Lives: ${lives}`;
+    showNotification('💖 Extra Life Gained!');
+  }
+}
+
+function applyObstaclePenalty(obstacle) {
+  bombSound.currentTime = 0;
+  bombSound.play();
+  
+  if (obstacle.name === 'Bomb') {
+    score = Math.max(0, score - obstacle.penalty.points);
+    timeLeft = Math.max(0, timeLeft - obstacle.penalty.time);
+    scoreEl.textContent = `Score: ${score}`;
+    timerEl.textContent = `${timeLeft}s`;
+    showNotification('💣 Bomb Hit! -50 points, -5 seconds');
   }
 }
 
+function showNotification(message) {
+  // Create temporary notification
+  const notification = document.createElement('div');
+  notification.className = 'notification';
+  notification.textContent = message;
+  notification.style.cssText = `
+    position: fixed;
+    top: 20px;
+    left: 50%;
+    transform: translateX(-50%);
+    background: #1f2937;
+    color: #f9fafb;
+    padding: 10px 20px;
+    border-radius: 8px;
+    border: 2px solid #374151;
+    z-index: 1000;
+    font-weight: bold;
+    animation: slideIn 0.3s ease-out;
+  `;
+  
+  document.body.appendChild(notification);
+  
+  setTimeout(() => {
+    notification.remove();
+  }, 2000);
+}
+
 function startGame() {
   clearInterval(timer);
   clearInterval(moleTimer);
+  clearInterval(powerUpSpawnTimer);
+  clearInterval(obstacleSpawnTimer);
+  
   score = 0;
   hole = -1;
   timeLeft = 30;
+  lives = 3;
+  powerUpActive = null;
+  powerUpEndTime = 0;
+  frozenTime = 0;
+  powerUpHole = -1;
+  obstacleHole = -1;
+  currentPowerUp = null;
+  currentObstacle = null;
+  
   scoreEl.textContent = 'Score: 0';
   timerEl.textContent = `${timeLeft}s`;
+  livesEl.textContent = `Lives: ${lives}`;
   render();
 
   const difficulty = difficultyEl.value;
   const moleSpeed = speeds[difficulty];
 
   moleTimer = setInterval(randomHole, moleSpeed);
+  
+  // Spawn power-ups and obstacles at random intervals
+  powerUpSpawnTimer = setInterval(spawnPowerUp, 2000 + Math.random() * 3000); // Every 2-5 seconds
+  obstacleSpawnTimer = setInterval(spawnObstacle, 3000 + Math.random() * 4000); // Every 3-7 seconds
+  
   timer = setInterval(() => {
-    timeLeft--;
-    timerEl.textContent = `${timeLeft}s`;
-    if (timeLeft <= 0) endGame();
+    if (frozenTime <= 0) {
+      timeLeft--;
+      timerEl.textContent = `${timeLeft}s`;
+      if (timeLeft <= 0) endGame();
+    } else {
+      frozenTime -= 1000; // Reduce frozen time
+    }
   }, 1000);
 }
 
 function endGame() {
   clearInterval(timer);
   clearInterval(moleTimer);
+  clearInterval(powerUpSpawnTimer);
+  clearInterval(obstacleSpawnTimer);
+  
   hole = -1;
+  powerUpHole = -1;
+  obstacleHole = -1;
+  currentPowerUp = null;
+  currentObstacle = null;
+  powerUpActive = null;
+  frozenTime = 0;
   render();
-  alert(`⏱ Time’s up!\nYour score: ${score}`);
+  alert(`⏱ Time's up!\nYour score: ${score}`);
 }
 
 startBtn.addEventListener('click', startGame);
diff --git a/projects/whack-a-mole/styles.css b/projects/whack-a-mole/styles.css
index e4b6108..f74fef7 100644
--- a/projects/whack-a-mole/styles.css
+++ b/projects/whack-a-mole/styles.css
@@ -37,6 +37,24 @@ main {
   background: #6ee7b7;
 }
 
+.hole.power-up {
+  background: #fbbf24;
+  animation: pulse 0.5s infinite alternate;
+  font-size: 2rem;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.hole.obstacle {
+  background: #dc2626;
+  animation: shake 0.3s infinite;
+  font-size: 2rem;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
 .hole:focus {
   border-color: #6ee7b7;
 }
@@ -54,3 +72,31 @@ main {
   font-size: 0.9rem;
   margin-top: 1rem;
 }
+
+@keyframes pulse {
+  from {
+    transform: scale(1);
+    box-shadow: 0 0 0 0 rgba(251, 191, 36, 0.7);
+  }
+  to {
+    transform: scale(1.05);
+    box-shadow: 0 0 0 10px rgba(251, 191, 36, 0);
+  }
+}
+
+@keyframes shake {
+  0%, 100% { transform: translateX(0); }
+  25% { transform: translateX(-2px); }
+  75% { transform: translateX(2px); }
+}
+
+@keyframes slideIn {
+  from {
+    opacity: 0;
+    transform: translateX(-50%) translateY(-20px);
+  }
+  to {
+    opacity: 1;
+    transform: translateX(-50%) translateY(0);
+  }
+}