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diff --git a/public/assets/letter/a_l1.svg b/public/assets/letter/a_l1.svg
new file mode 100755
index 0000000..5833902
--- /dev/null
+++ b/public/assets/letter/a_l1.svg
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
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diff --git a/public/assets/letter/a_l2.svg b/public/assets/letter/a_l2.svg
new file mode 100755
index 0000000..87f9e3f
--- /dev/null
+++ b/public/assets/letter/a_l2.svg
@@ -0,0 +1,29 @@
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diff --git a/public/assets/letter/a_l3.svg b/public/assets/letter/a_l3.svg
new file mode 100755
index 0000000..4b60569
--- /dev/null
+++ b/public/assets/letter/a_l3.svg
@@ -0,0 +1,29 @@
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diff --git a/src/layouts/Layout.astro b/src/layouts/Layout.astro
index b2b8504..ffc6738 100644
--- a/src/layouts/Layout.astro
+++ b/src/layouts/Layout.astro
@@ -33,7 +33,7 @@ const { title } = Astro.props;
 		font-family: Menlo, Monaco, Lucida Console, Liberation Mono, DejaVu Sans Mono,
 			Bitstream Vera Sans Mono, Courier New, monospace;
 	} */
-	body{
+	/* body{
         font-family: quicksand;
         animation: fadeInAnimation ease 6s;
         animation-iteration-count: 1;
@@ -46,5 +46,5 @@ const { title } = Astro.props;
             100% {
                 opacity: 1;
             }
-    }
+    } */
 </style>
diff --git a/src/pages/tracing/temp.astro b/src/pages/tracing/temp.astro
index 40c2407..4bb7339 100644
--- a/src/pages/tracing/temp.astro
+++ b/src/pages/tracing/temp.astro
@@ -1,49 +1,29 @@
+<main>
+    <div>
+        <button onclick="useDiv()">Use Div</button>
+        <div id="myDiv">
+          This is the div to hide.
+        </div>
+    </div>
+</main>
 <script is:inline>
-    const config = {
-    type: Phaser.AUTO,
-    width: 800, // Replace with your game width
-    height: 600, // Replace with your game height
-    scene: {
-        preload: preload,
-        create: create,
-        update: update
-    }
-};
+   let usageCount = 0;
+const maxUsage = 3;  // Change this to the desired limit
 
-const game = new Phaser.Game(config);
+function useDiv() {
+  usageCount++;
 
-let snapshotButton;
-
-function preload() {
-    // Load your game assets here
+  if (usageCount >= maxUsage) {
+    hideDiv();
+  }
 }
 
-function create() {
-    // Create your game objects and setup your scene
-
-    // Create a button to take a snapshot
-    snapshotButton = this.add.text(10, 10, 'Snapshot', { fontSize: '24px', fill: '#fff' });
-    snapshotButton.setInteractive();
-    snapshotButton.on('pointerdown', takeSnapshot, this);
+function hideDiv() {
+  const divToHide = document.getElementById('myDiv');
+  if (divToHide) {
+    divToHide.style.display = 'none';
+  }
 }
 
-function update() {
-    // Update your game logic here
-}
-
-function takeSnapshot() {
-    // Capture a snapshot of the game canvas
-    game.renderer.snapshot(snapshot => {
-        const snapshotImage = snapshot.image;
-        
-        // Create a temporary HTML anchor element for downloading
-        const a = document.createElement('a');
-        a.href = snapshotImage.src;
-        a.download = 'snapshot.png';
-
-        // Trigger a click event to download the snapshot
-        a.dispatchEvent(new MouseEvent('click'));
-    });
-}
 
 </script>
\ No newline at end of file
diff --git a/src/pages/tracing/tracing3.astro b/src/pages/tracing/tracing3.astro
index 5364102..dc11d47 100644
--- a/src/pages/tracing/tracing3.astro
+++ b/src/pages/tracing/tracing3.astro
@@ -9,100 +9,126 @@ import Layout from "../../layouts/Layout.astro";
     </main>
 </Layout>
 <script is:inline>
+ const isMobile = window.innerWidth <= 768;
+const drawingZone = {
+  x: isMobile ? 0 : window.innerWidth / 4,
+  y: window.innerHeight / 4,
+  width: isMobile ? window.innerWidth : window.innerWidth / 2,
+  height: window.innerHeight / 2,
+};
+
 const config = {
   type: Phaser.AUTO,
-  width: 800,
-  height: 600,
+  width: window.innerWidth,
+  height: window.innerHeight,
+  backgroundColor: 0xffffff,
   scene: {
+    preload: preload,
     create: create,
     update: update
   }
 };
 
 const game = new Phaser.Game(config);
+const customWidth = window.innerWidth;
+const customHeight = window.innerHeight;
+let firstLayer, secondLayer, thirdLayer;
+let graphics;
 
-let predefinedPath;
-let dragGraphics;
-let isDragging = false;
-let polygon;
+function preload() {
+  this.load.svg('letterA', '/assets/letter/a.svg');
+  this.load.svg('layer1', '/assets/letter/a_l1.svg');
+  this.load.svg('layer2', '/assets/letter/a_l2.svg');
+  this.load.svg('layer3', '/assets/letter/a_l3.svg');
+  this.load.audio('letterAAudio1', '/assets/audio/hook-arround-snake.mp3');
+  this.load.audio('slantLeft', '/assets/audio/slant-left.mp3');
+  this.load.audio('slantRight', '/assets/audio/slant-right.mp3');
+  this.load.audio('slide', '/assets/audio/slide.mp3');
+}
 
 function create() {
-  // Define the predefined path (letter 'A' in this example)
-  predefinedPath = new Phaser.Curves.Path(100, 300);
-  predefinedPath.lineTo(300, 100);
-  predefinedPath.lineTo(500, 300);
-  predefinedPath.moveTo(200, 200);
-  predefinedPath.lineTo(400, 200);
+  const firstScreen = this.add.image(customWidth / 2, customHeight / 2, 'letterA');
 
-  // Create graphics for the predefined path (letter 'A' in this example)
-  const graphics = this.add.graphics();
-  graphics.lineStyle(2, 0x00ff00);  // Green color for the predefined path
-  predefinedPath.draw(graphics);
-
-  // Create a polygon from the predefined path points
-  polygon = new Phaser.Geom.Polygon(predefinedPath.curves.flatMap(curve => calculateSpacedPoints(curve, 0.02)));
-
-  dragGraphics = this.add.graphics();
-  this.input.on('pointerdown', startDragging);
-  this.input.on('pointerup', stopDragging);
-  this.input.on('pointermove', dragWithinPath);
+  this.time.delayedCall(2000, () => {
+    firstScreen.setVisible(false);
+    showLayers.call(this);
+  }, [], this);
 }
 
-function calculateSpacedPoints(curve, spacing) {
-  const spacedPoints = [];
+function showLayers() {
+  let textX, textY;
 
-  for (let t = 0; t <= 1; t += spacing) {
-    const point = curve.getPoint(t);
-    spacedPoints.push({ x: point.x, y: point.y });
-  }
+  firstLayer = this.add.image(customWidth / 2, customHeight / 2, 'layer1');
+  textX = isMobile ? customWidth / 3 : customWidth * 0.75;
+  textY = isMobile ? customHeight / 5 : customHeight / 2;
+  const firstTextLayer = this.add.text(textX, textY, '1. Slant Left').setTint(0x05b3a4);
+  const slantLeftAudio = this.sound.add('slantLeft');
+  slantLeftAudio.play();
+  firstLayer.setDepth(1);
+  firstLayer.setAlpha(0.5);
+  firstLayer.setInteractive({ draggable: true });
 
-  return spacedPoints;
-}
+  secondLayer = this.add.image(customWidth / 2, customHeight / 2, 'layer2');
+  textX = isMobile ? customWidth / 3 : customWidth * 0.75;
+  const secondTextLayer = this.add.text(textX, textY, '2. Slant Right').setTint(0x05b3a4);
+  const slantRightAudio = this.sound.add('slantRight');
+  secondTextLayer.setVisible(false);
+  secondLayer.setDepth(1);
+  secondLayer.setAlpha(0.5);
+  secondLayer.setInteractive({ draggable: true });
+  secondLayer.setVisible(false);
 
-function isInsidePath(x, y) {
-  const pathBounds = predefinedPath.getBounds();
-  return pathBounds.contains(x, y);
-}
+  thirdLayer = this.add.image(customWidth / 2, customHeight / 2, 'layer3');
+  textX = isMobile ? customWidth / 3 : customWidth * 0.75;
+  const thirdTextLayer = this.add.text(textX, textY, '3. Slide').setTint(0x05b3a4);
+  const slideAudio = this.sound.add('slide');
+  thirdTextLayer.setVisible(false);
+  thirdLayer.setDepth(1.1);
+  thirdLayer.setScale(1.15);
+  thirdLayer.setAlpha(0.5);
+  thirdLayer.setInteractive({ draggable: true });
+  thirdLayer.setVisible(false);
 
-function dragWithinPath(pointer) {
-  if (isDragging) {
-    const dragX = pointer.x;
-    const dragY = pointer.y;
-
-    // Check if the dragged point is within the predefined path
-    const isInside = isInsidePath(dragX, dragY);
-
-    if (isInside) {
-      // Draw a line to represent the dragged path
-      dragGraphics.lineStyle(4, 0xff0000); // Set red color for the dragging path
-      dragGraphics.lineTo(dragX, dragY);
-      dragGraphics.strokePath();
+  firstLayer.on('drag', (pointer) => {
+    if (pointer.isDown) {
+      firstTextLayer.setVisible(false);
+      secondTextLayer.setVisible(true);
+      slantRightAudio.play();
+      secondLayer.setVisible(true);
+      firstLayer.setAlpha(1);
+      secondLayer.setAlpha(0.5);
+      thirdLayer.setAlpha(0.5);
     } else {
-      // If dragged point is outside the predefined path, stop dragging
-      stopDragging();
+      firstLayer.setAlpha(0.5);
     }
-  }
-}
+  });
 
-function startDragging(pointer) {
-  if (!isDragging && predefinedPath) {
-    isDragging = true;
-    // dragGraphics.clear();
-    dragGraphics.lineStyle(4, 0xff0000); // Red color for the dragging path
-    dragGraphics.beginPath();
-    dragGraphics.moveTo(pointer.x, pointer.y);
-  }
-}
+  secondLayer.on('drag', (pointer) => {
+    if (pointer.isDown) {
+      graphics = this.add.graphics();
+      graphics.lineStyle(50, 0x5e17eb);
+      secondTextLayer.setVisible(false);
+      thirdTextLayer.setVisible(true);
+      slideAudio.play();
+      thirdLayer.setVisible(true);
+      secondLayer.setAlpha(1);
+      thirdLayer.setAlpha(0.5);
+    } else {
+      secondLayer.setAlpha(0.5);
+    }
+  });
 
-function stopDragging() {
-  if (isDragging) {
-    isDragging = false;
-    dragGraphics.closePath();
-  }
+  thirdLayer.on('drag', (pointer) => {
+    if (pointer.isDown) {
+      thirdLayer.setAlpha(1);
+    } else {
+      thirdLayer.setAlpha(0.5);
+    }
+  });
 }
 
 function update() {
-  // TODO: Update any game logic if needed
+  // Update any game logic if needed
 }
 
 </script>
\ No newline at end of file
diff --git a/src/pages/tracing/tracing4.astro b/src/pages/tracing/tracing4.astro
new file mode 100644
index 0000000..c7a2789
--- /dev/null
+++ b/src/pages/tracing/tracing4.astro
@@ -0,0 +1,146 @@
+---
+import Layout from "../../layouts/Layout.astro";
+---
+<Layout title="Guided Letter Tracing Game">
+    <main>
+        <div>
+        </div>
+        <script is:inline src="/assets/js/phaser_3.60.0.js"></script>
+    </main>
+</Layout>
+<script is:inline>
+const config = {
+  type: Phaser.AUTO,
+  width: window.innerWidth,
+  height: window.innerHeight,
+  backgroundColor: 0xffffff,
+  scene: {
+    preload: preload,
+    create: create,
+    update: update
+  }
+};
+
+const game = new Phaser.Game(config);
+
+const customWidth = window.innerWidth;
+const customHeight = window.innerHeight;
+
+let predefinedPath;
+let dragGraphics;
+let isDragging = false;
+
+function preload() {
+  this.load.svg('layer1', '/assets/a_l1.svg');
+  this.load.svg('layer2', '/assets/a_l2.svg');
+  this.load.svg('layer3', '/assets/a_l3.svg');
+}
+function create() {
+    firstLayer = this.add.image(customWidth / 2, customHeight / 2, 'layer1');
+    firstLayer.setDepth(1);
+    firstLayer.setAlpha(0.5);
+    firstLayer.setInteractive();
+
+    secondLayer = this.add.image(customWidth / 2, customHeight / 2, 'layer2');
+    secondLayer.setDepth(1);
+    secondLayer.setAlpha(0.5);
+    secondLayer.setInteractive();
+
+    thirdLayer = this.add.image(customWidth / 2, customHeight / 2, 'layer3');
+    thirdLayer.setDepth(1.1);
+    thirdLayer.setScale(1.15);
+    thirdLayer.setAlpha(0.5);
+    thirdLayer.setInteractive();
+    
+    dragGraphics = this.add.graphics();
+    this.input.on('pointerdown',  startDragging);
+    this.input.on('pointerup',    stopDragging);
+    this.input.on('pointermove',  dragWithinPath);
+}
+
+function calculateSpacedPoints(curve, spacing) {
+  const spacedPoints = [];
+
+  for (let t = 0; t <= 1; t += spacing) {
+    const point = curve.getPoint(t);
+    spacedPoints.push({ x: point.x, y: point.y });
+  }
+
+  return spacedPoints;
+}
+function dragWithinPath(pointer) {
+  if (isDragging) {
+    const dragX = pointer.x;
+    const dragY = pointer.y;
+
+    // Check if the dragged point is inside the predefined path
+    const isInsidePath = predefinedPath.contains(dragX, dragY);
+
+    if (isInsidePath) {
+      // Draw a line to represent the dragged path
+      dragGraphics.lineTo(dragX, dragY);
+      dragGraphics.strokePath();
+    }
+  }
+}
+
+function startDragging(pointer) {
+  if (!isDragging && predefinedPath) {
+    firstLayer.setAlpha(1);
+      let isNearPath = false;
+
+    // Iterate through the curves of the predefined path
+    for (let i = 0; i < predefinedPath.curves.length; i++) {
+      const curve = predefinedPath.curves[i];
+      const spacedPoints = calculateSpacedPoints(curve, spacing);
+
+      // Check if the pointer is within a certain distance to any of the spaced points
+      for (let j = 0; j < spacedPoints.length; j++) {
+        const point = spacedPoints[j];
+        const distance = Phaser.Math.Distance.Between(point.x, point.y, pointer.x, pointer.y);
+
+        if (distance < distanceThreshold) {
+          isNearPath = true;
+          break;
+        }
+      }
+
+      if (isNearPath) {
+        break;
+      }
+    }
+
+    if (isNearPath) {
+      isDragging = true;
+      dragGraphics.clear();
+      dragGraphics.beginPath();
+      dragGraphics.moveTo(pointer.x, pointer.y);
+    }
+  }
+}
+
+function stopDragging() {
+  if (isDragging) {
+    isDragging = false;
+    isDraggingInsidePath = false;  // Reset the flag when dragging stops
+    dragGraphics.closePath();
+  }
+}
+
+function dragWithinPath(pointer) {
+  if (isDragging) {
+    // TODO: Fill the dragged area within the predefined path with red color
+    // You can add the logic to fill the dragged area within the predefined path with red color here.
+    // The logic will depend on how you want to fill the area.
+    // For simplicity, you can just draw a line as shown below:
+    dragGraphics.lineTo(pointer.x, pointer.y);
+    dragGraphics.strokePath();
+  }
+}
+
+function update() {
+  // TODO: Update any game logic if needed
+}
+
+
+</script>
\ No newline at end of file