diff --git a/069-infinite scroll posts/script.js b/069-infinite scroll posts/script.js
index a27732f..c01c0c2 100644
--- a/069-infinite scroll posts/script.js	
+++ b/069-infinite scroll posts/script.js	
@@ -1,5 +1,5 @@
 const postsContainer = document.getElementById("posts-container");
-const loading = document.getElementById("loader");
+const loader = document.getElementById("loader");
 const filter = document.getElementById("filter");
 
 let limit = 5;
diff --git a/072-memory cards/style.css b/072-memory cards/style.css
index d6be60c..5467662 100644
--- a/072-memory cards/style.css	
+++ b/072-memory cards/style.css	
@@ -14,7 +14,11 @@
 
 body {
   background-color: var(--background-color);
-  background-image: linear-gradient(315deg, var(--background-color) 0%, var(--secondary-background-color) 100%);
+  background-image: linear-gradient(
+    315deg,
+    var(--background-color) 0%,
+    var(--secondary-background-color) 100%
+  );
   font-family: "Poppins", sans-serif;
   display: flex;
   flex-direction: column;
@@ -62,7 +66,8 @@ h1 button {
   color: var(--light-color);
 }
 
-.btn:focus, .navigation .nav-button:focus {
+.btn:focus,
+.navigation .nav-button:focus {
   outline: none;
 }
 
@@ -105,6 +110,10 @@ h1 button {
   transform: translateX(-50%) rotateY(10deg);
 }
 
+.card.right {
+  transform: translateX(50%) rotateY(-10deg);
+}
+
 .inner-card {
   box-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
   border-radius: 0.625rem;
@@ -119,7 +128,8 @@ h1 button {
   transform: rotateX(180deg);
 }
 
-.inner-card-front, .inner-card-back {
+.inner-card-front,
+.inner-card-back {
   backface-visibility: hidden;
   background-color: var(--light-color);
   border-radius: 0.625rem;
@@ -142,9 +152,10 @@ h1 button {
   transform: rotateX(180deg);
 }
 
-.inner-card-front::after, .inner-card-back::after {
-  content: '\f021  Flip';
-  font-family: 'Font Awesome 5 Free', 'Poppins', sans-serif;
+.inner-card-front::after,
+.inner-card-back::after {
+  content: "\f021  Flip";
+  font-family: "Font Awesome 5 Free", "Poppins", sans-serif;
   position: absolute;
   top: 0.625rem;
   right: 0.625rem;
@@ -166,7 +177,7 @@ h1 button {
 }
 
 .navigation .nav-button:hover {
-  transform: scale(1.2)
+  transform: scale(1.2);
 }
 
 .navigation p {
diff --git a/073-lyrics search app/index.html b/073-lyrics search app/index.html
index 7c0fbdd..eb995e1 100644
--- a/073-lyrics search app/index.html	
+++ b/073-lyrics search app/index.html	
@@ -21,7 +21,6 @@ <h1>Lyrics Search</h1>
     <div id="result" class="container">
       <p>Results will be displayed here</p>
     </div>
-    <div id="more" class="container centered"></div>
     <script src="script.js"></script>
   </body>
 </html>
diff --git a/073-lyrics search app/script.js b/073-lyrics search app/script.js
index 02cbd29..8ff9206 100644
--- a/073-lyrics search app/script.js	
+++ b/073-lyrics search app/script.js	
@@ -1,67 +1,43 @@
 const form = document.getElementById("form");
 const search = document.getElementById("search");
 const result = document.getElementById("result");
-const more = document.getElementById("more");
 
-const apiURL = "https://api.lyrics.ovh";
+let lastSearchResults = [];
+const apiURL = "https://lrclib.net/api";
 
 async function searchSongs(term) {
-  const res = await fetch(`${apiURL}/suggest/${term}`);
+  const res = await fetch(`${apiURL}/search?q=${encodeURIComponent(term)}`);
   const data = await res.json();
-  showData(data);
+  lastSearchResults = data || [];
+  showData(lastSearchResults);
 }
 
-async function getLyrics(artist, songTitle) {
-  const res = await fetch(`${apiURL}/v1/${artist}/${songTitle}`);
-  const data = await res.json();
-  console.log(artist, songTitle);
-  if (data.error) {
-    showAlert(data.error);
-  } else {
-    const lyrics = data.lyrics.replace(/(\r\n|\r|\n)/g, "<br>");
-
-    result.innerHTML = `
-        <h2><strong>${artist}</strong> - ${songTitle}</h2>
-        <span>${lyrics}</span>
-    `;
+function showLyricsByIndex(index) {
+  const song = lastSearchResults[index];
+  if (!song) {
+    showAlert("Lyrics not found.");
+    return;
   }
-  more.innerHTML = "";
-}
-
-async function getMoreSongs(url) {
-  const res = await fetch(`https://cors-anywhere.herokuapp.com/${url}`); // proxy is required to avoid CORS issue
-  const data = await res.json();
-  showData(data);
+  const lyrics = song.plainLyrics || "No lyrics available.";
+  result.innerHTML = `
+    <h2><strong>${song.artistName}</strong> - ${song.trackName}</h2>
+    <span>${lyrics.replace(/(\r\n|\r|\n)/g, "<br>")}</span>
+  `;
 }
 
 function showData(data) {
   result.innerHTML = `
     <ul class="songs">
-      ${data.data
+      ${data
         .map(
-          (song) => `<li>
-      <span><strong>${song.artist.name}</strong> - ${song.title}</span>
-      <button class="btn" data-artist="${song.artist.name}" data-songtitle="${song.title}">Get Lyrics</button>
+          (song, index) => `<li>
+      <span><strong>${song.artistName}</strong> - ${song.trackName}</span>
+      <button class="btn" data-index="${index}">Get Lyrics</button>
     </li>`
         )
         .join("")}
     </ul>
     `;
-  // Pagination
-  if (data.prev || data.next) {
-    more.innerHTML = `
-                    ${
-                      data.prev
-                        ? `<button class="btn" onclick="getMoreSongs('${data.prev}')">Prev</button>`
-                        : ""
-                    }
-                    ${
-                      data.next
-                        ? `<button class="btn" onclick="getMoreSongs('${data.next}')">Next</button>`
-                        : ""
-                    }
-                    `;
-  } else more.innerHTML = "";
 }
 
 function showAlert(message) {
@@ -81,10 +57,12 @@ form.addEventListener("submit", (e) => {
 });
 result.addEventListener("click", (e) => {
   const clickedElement = e.target;
-  if (clickedElement.tagName === "BUTTON") {
-    const artist = clickedElement.getAttribute("data-artist");
-    const songTitle = clickedElement.getAttribute("data-songtitle");
-    getLyrics(artist, songTitle);
+  if (
+    clickedElement.tagName === "BUTTON" &&
+    clickedElement.hasAttribute("data-index")
+  ) {
+    const index = clickedElement.getAttribute("data-index");
+    showLyricsByIndex(index);
   }
 });
 
diff --git a/077-sortable list/script.js b/077-sortable list/script.js
index ff72df4..243913c 100644
--- a/077-sortable list/script.js	
+++ b/077-sortable list/script.js	
@@ -2,16 +2,16 @@ const draggableList = document.getElementById("draggable-list");
 const check = document.getElementById("check");
 
 const richestPeople = [
+  "Elon Musk",
+  "Larry Ellison",
+  "Mark Zuckerberg",
   "Jeff Bezos",
-  "Bill Gates",
+  "Larry Page",
+  "Sergey Brin",
   "Bernard Arnault",
+  "Jensen Huang",
   "Warren Buffett",
-  "Larry Ellison",
-  "Amancio Ortega",
-  "Mark Zuckerberg",
-  "Jim Walton",
-  "Alice Walton",
-  "S. Robson Walton",
+  "Steve Ballmer",
 ];
 
 const listItems = [];
diff --git a/078-speak number guessing game/script.js b/078-speak number guessing game/script.js
index 8c0f07c..db2f562 100644
--- a/078-speak number guessing game/script.js	
+++ b/078-speak number guessing game/script.js	
@@ -1,57 +1,63 @@
-const messageElement = document.getElementById("msg");
-
-const randomNumber = getRandomNumber();
-
-window.SpeechRecognition =
+const SpeechRecognition =
   window.SpeechRecognition || window.webkitSpeechRecognition;
-let recognition = new window.SpeechRecognition();
-recognition.lang = "en-US";
-recognition.start();
+if (!SpeechRecognition) {
+  document.body.innerHTML = `
+    <h2>Sorry, your browser does not support Speech Recognition.</h2>
+    <p>Please use Chrome or Edge for the best experience.</p>
+  `;
+} else {
+  const messageElement = document.getElementById("msg");
 
-function getRandomNumber() {
-  return Math.floor(Math.random() * 100) + 1;
-}
+  const randomNumber = getRandomNumber();
+  let recognition = new SpeechRecognition();
+  recognition.lang = "en-US";
+  recognition.start();
 
-function onSpeak(event) {
-  const message = event.results[0][0].transcript;
-  writeMessage(message);
-  checkNumber(message);
-}
+  function getRandomNumber() {
+    return Math.floor(Math.random() * 100) + 1;
+  }
+
+  function onSpeak(event) {
+    const message = event.results[0][0].transcript;
+    writeMessage(message);
+    checkNumber(message);
+  }
 
-function writeMessage(message) {
-  messageElement.innerHTML = `
+  function writeMessage(message) {
+    messageElement.innerHTML = `
     <div>You said: </div>
     <span class="box">${message}</span>
   `;
-}
-
-function checkNumber(message) {
-  const number = +message;
-  if (Number.isNaN(number)) {
-    messageElement.innerHTML += "<div>That is not a valid number</div>";
-    return;
-  }
-  if (number > 100 || number < 1) {
-    messageElement.innerHTML += "<div>Number must be between 1 and 100</div>";
-    return;
   }
-  if (number === randomNumber) {
-    document.body.innerHTML = `
+
+  function checkNumber(message) {
+    const number = +message;
+    if (Number.isNaN(number)) {
+      messageElement.innerHTML += "<div>That is not a valid number</div>";
+      return;
+    }
+    if (number > 100 || number < 1) {
+      messageElement.innerHTML += "<div>Number must be between 1 and 100</div>";
+      return;
+    }
+    if (number === randomNumber) {
+      document.body.innerHTML = `
           <h2>Congrats! You have guessed the number! <br><br>
           It was ${number}</h2>
           <button class="play-again" id="play-again">Play Again</button>
         `;
-  } else if (number > randomNumber) {
-    messageElement.innerHTML += "<div>GO LOWER</div>";
-  } else {
-    messageElement.innerHTML += "<div>GO HIGHER</div>";
+    } else if (number > randomNumber) {
+      messageElement.innerHTML += "<div>GO LOWER</div>";
+    } else {
+      messageElement.innerHTML += "<div>GO HIGHER</div>";
+    }
   }
-}
 
-// Event Listeners
-recognition.addEventListener("result", onSpeak);
-recognition.addEventListener("end", () => recognition.start());
+  // Event Listeners
+  recognition.addEventListener("result", onSpeak);
+  recognition.addEventListener("end", () => recognition.start());
 
-document.body.addEventListener("click", (e) => {
-  if (e.target.id == "play-again") history.go(0);
-});
+  document.body.addEventListener("click", (e) => {
+    if (e.target.id == "play-again") history.go(0);
+  });
+}
diff --git a/README.md b/README.md
index 53756b9..a0c99fc 100644
--- a/README.md
+++ b/README.md
@@ -139,7 +139,7 @@ Check out our [**collection of articles**](https://www.onbusinessplan.com/) for
 
 ## Setup Instructions
 
-To get started with these projects, [**watch the setup tutorial on YouTube**](https://youtu.be/lEY0YchJLEU) or follow these simple steps:
+To get started with these projects, [**watch the setup tutorial on YouTube**](https://www.youtube.com/watch?v=GlKnIym2xnk) or follow these simple steps:
 
 1. **Fork the Repository**: Click on the "Fork" button at the top-right corner of this page to create a copy of the repository in your GitHub account.