diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 0000000..2ba986f
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,15 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "chrome",
+            "request": "launch",
+            "name": "Launch Chrome against localhost",
+            "url": "http://localhost:8080",
+            "webRoot": "${workspaceFolder}"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/arrays.js b/arrays.js
index 37faed2..7e99942 100644
--- a/arrays.js
+++ b/arrays.js
@@ -17,6 +17,11 @@ Expected Output:
 // ✍️ Solve it here ✍️
 
 
+const inventory = ["Apples", "Bread", "Milk", "Eggs"];
+inventory.push("Oranges" , "Bananas")
+inventory.shift()
+console.log(inventory)
+
 
 
 
@@ -40,10 +45,19 @@ Output: "Ali is present."
 
 // ✍️ Write your function here ✍️
 
+const students = ["Ali", "Fatima", "Hassan", "Layla"];
 
+const isPresent = (name) => {
+  if(students.includes(name)) {
+return `${name} is present`
+  }
+   else {
+    return `${name} is absent`
+   } 
 
-
-
+}
+console.log(isPresent("Ali"))
+console.log(isPresent("Mohammed"))
 
 /*
 Task 3: Top Scorers Leaderboard 🏆⚽
@@ -67,7 +81,27 @@ Output: Sorted leaderboard with updated scores
 
 // ✍️ Write your functions here ✍️
 
-
+const topScorers = [
+  { name: "Messi", score: 5 },
+  { name: "Ronaldo", score: 3 },
+  { name: "Neymar", score: 4 }
+];
+const updateScore = (playerName , goalScore) => { 
+  for (let i = 0; i <= topScorers.length; i++) {
+  if (topScorers[i].name === playerName)  {
+return score + goalScore
+  }
+  else {
+    topScorers.push( {name: playerName, score: goalScore} )
+  } 
+}
+}
+const printLeaderboard = () => {
+  const sorted = topScorers.reverse()
+  console.log(sorted)
+}
+updateScore("Neymar" , 2)
+printLeaderboard()
 
 
 
diff --git a/callbacks.js b/callbacks.js
index 3fadb3f..0dddedf 100644
--- a/callbacks.js
+++ b/callbacks.js
@@ -18,9 +18,14 @@ Expected Output:
 
 // ✍️ Solve it here ✍️
 
-
-
-
+const sendMessage =  (userName, cb ) => {
+return cb(userName)
+}
+ 
+const theCallBackFunction = (userName) => {
+  console.log(`Welcome, ${userName}`)
+}
+sendMessage("Amina", theCallBackFunction);
 /*
 Task 2: Temperature Checker 🌡️🌡️🌡️🌡️
 
@@ -49,8 +54,21 @@ Expected Output:
 // ✍️ Solve it here ✍️
 
 
-
-
+const checkTemperature = (tempvalue, cb) => {
+return cb (tempvalue)
+}
+ const callbackFunction = (tempvalue) => {
+  if (tempvalue > 30) {
+    console.log(`${tempvalue} is Hot `)
+  }
+   else if (tempvalue >= 15 && tempvalue <= 30 ) {
+    console.log(`${tempvalue} is warm `)
+  }
+  else {
+    console.log(`${tempvalue} is warm `)
+  }
+ }
+checkTemperature(35, callbackFunction)
 /*
 STRETCH: Task 3: Quiz Evaluator 📚📚📚📚
 
diff --git a/index.html b/index.html
index 1104b64..7f81608 100644
--- a/index.html
+++ b/index.html
@@ -5,5 +5,8 @@
         <h1>Look at the console to see the results</h1>
 
         <!-- Before starting, add the javascript files in this html fie -->
+         <script src="arrays.js"> </script>
+         <script src="callbacks.js"></script>
+         <script src="objects.js"></script>
     </body>
 </html>
\ No newline at end of file
diff --git a/objects.js b/objects.js
index e2426e9..b7abb89 100644
--- a/objects.js
+++ b/objects.js
@@ -29,9 +29,22 @@ Expected Output:
 */
 
 // ✍️ Solve it here ✍️
-
-
-
+const gamerProfile = {
+  username: "ShadowSlayer",
+  level: 5,
+  isOnline: false,
+  
+};
+const  updateOnlineStatus = (gamerProfile, status) => {
+if(status) {
+   console.log(`${gamerProfile.username} is now online`)
+}
+else {
+   console.log(`${gamerProfile.username} is  offline`)
+}
+  }
+updateOnlineStatus(gamerProfile, true)
+ 
 /*
 Task 2: Dress Inventory Checker 👗 👗 👗 👗 👗
 
@@ -63,8 +76,20 @@ Expected Output:
 */
 
 // ✍️ Solve it here ✍️
-
-
+const dress = {
+  name: "Evening Gown",
+  size: "M",
+  inStock: true
+};
+const checkAvailability = (dress) => {
+   if(dress.inStock) {
+      console.log(`${dress.name} is available in size ${dress.size}.`)
+   }
+   else {
+      console.log(`${dress.name} is  not available in size ${dress.size}.`)
+   }
+}
+checkAvailability(dress);
 
 /*
 Task 3: Supercar Feature Adder 🚗 🚗 🚗 🚗