diff --git a/code-cracker.html b/code-cracker.html
new file mode 100644
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+++ b/code-cracker.html
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+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <style>
+    body {
+      background-color: black;
+    }
+    canvas {
+      border: 3px dotted #ee0f0f;
+      background-color: #bce6ff;
+      position: relative;
+      top: 120px;
+      left: 350px;
+    }
+    button {
+      width: 100px;
+      height: 50px;
+      background-color: orange;
+      font-size: 24px;
+      font-weight: bold;
+      position: relative;
+      left: 350px;
+      top: 20px;
+      text-decoration: none;
+      border: none;
+    }
+    button:active {
+      background-color: white;
+      border: none;
+    }
+    h1 {
+      color: white;
+      position: relative;
+      top: -350px;
+      left: 350px;
+    }
+  </style>
+<title>Flappy</title>
+</head>
+
+<body onload="startGame()">
+  <h1>Bounce the box and clear the obstacles.</h1>
+  <script>
+    var myGamePiece;
+    var myObstacles = [];
+    var myScore;
+    function startGame() {
+      myGamePiece = new component(30, 30, "orange", 10, 120);
+      myGamePiece.gravity = 0.05;
+      myScore = new component("30px", "Consolas", "black", 10, 30, "text");
+      myGameArea.start();
+    }
+    var myGameArea = {
+      canvas: document.createElement("canvas"),
+      start: function() {
+        this.canvas.width = 580;
+        this.canvas.height = 370;
+        this.context = this.canvas.getContext("2d");
+        document.body.insertBefore(this.canvas, document.body.childNodes[0]);
+        this.frameNo = 0;
+        this.interval = setInterval(updateGameArea, 20);
+      },
+      clear: function() {
+        this.context.clearRect(0, 0, this.canvas.width, this.canvas.height);
+      }
+    }
+    function component(width, height, color, x, y, type) {
+      this.type = type;
+      this.score = 0;
+      this.width = width;
+      this.height = height;
+      this.speedX = 0;
+      this.speedY = 0;
+      this.x = x;
+      this.y = y;
+      this.gravity = 0;
+      this.gravitySpeed = 0;
+      this.update = function() {
+        ctx = myGameArea.context;
+        if (this.type == "text") {
+          ctx.font = this.width + " " + this.height;
+          ctx.fillStyle = color;
+          ctx.fillText(this.text, this.x, this.y);
+        } else {
+          ctx.fillStyle = color;
+          ctx.fillRect(this.x, this.y, this.width, this.height);
+        }
+      }
+      this.newPos = function() {
+        this.gravitySpeed += this.gravity;
+        this.x += this.speedX;
+        this.y += this.speedY + this.gravitySpeed;
+        this.hitBottom();
+      }
+      this.hitBottom = function() {
+        var rockbottom = myGameArea.canvas.height - this.height;
+        if (this.y > rockbottom) {
+          this.y = rockbottom;
+          this.gravitySpeed = 0;
+        }
+      }
+      this.crashWith = function(otherobj) {
+        var myleft = this.x;
+        var myright = this.x + (this.width);
+        var mytop = this.y;
+        var mybottom = this.y + (this.height);
+        var otherleft = otherobj.x;
+        var otherright = otherobj.x + (otherobj.width);
+        var othertop = otherobj.y;
+        var otherbottom = otherobj.y + (otherobj.height);
+        var crash = true;
+        if ((mybottom < othertop) || (mytop > otherbottom) || (myright < otherleft) || (myleft > otherright)) {
+          crash = false;
+        }
+        return crash;
+      }
+    }
+    function updateGameArea() {
+      var x, height, gap, minHeight, maxHeight, minGap, maxGap;
+      for (i = 0; i < myObstacles.length; i += 1) {
+        if (myGamePiece.crashWith(myObstacles[i])) {
+          return;
+        }
+      }
+      myGameArea.clear();
+      myGameArea.frameNo += 1;
+      if (myGameArea.frameNo == 1 || everyinterval(150)) {
+        x = myGameArea.canvas.width;
+        minHeight = 20;
+        maxHeight = 200;
+        height = Math.floor(Math.random() * (maxHeight - minHeight + 1) + minHeight);
+        minGap = 50;
+        maxGap = 200;
+        gap = Math.floor(Math.random() * (maxGap - minGap + 1) + minGap);
+        myObstacles.push(new component(10, height, "green", x, 0));
+        myObstacles.push(new component(10, x - height - gap, "green", x, height + gap));
+      }
+      for (i = 0; i < myObstacles.length; i += 1) {
+        myObstacles[i].x += -1;
+        myObstacles[i].update();
+      }
+      myScore.text = "SCORE: " + myGameArea.frameNo;
+      myScore.update();
+      myGamePiece.newPos();
+      myGamePiece.update();
+    }
+    function everyinterval(n) {
+      if ((myGameArea.frameNo / n) % 1 == 0) {
+        return true;
+      }
+      return false;
+    }
+    function accelerate(n) {
+      myGamePiece.gravity = n;
+    }
+  </script>
+  <br>
+  <button onmousedown="accelerate(-0.2)" onmouseup="accelerate(0.05)">Bounce</button>
+</body>
+
+</html>
