diff --git a/Module3-Lab/CopilotTestApp/CopilotTestApp.csproj b/Module3-Lab/CopilotTestApp/CopilotTestApp.csproj
new file mode 100644
index 0000000..fd4bd08
--- /dev/null
+++ b/Module3-Lab/CopilotTestApp/CopilotTestApp.csproj
@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net9.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/Module3-Lab/CopilotTestApp/Program.cs b/Module3-Lab/CopilotTestApp/Program.cs
new file mode 100644
index 0000000..27770a5
--- /dev/null
+++ b/Module3-Lab/CopilotTestApp/Program.cs
@@ -0,0 +1,53 @@
+// See https://aka.ms/new-console-template for more information
+Console.WriteLine("Hello, World!");
+// This is a test for Copilot in the Module3-Lab repository.    
+// It is designed to test the Copilot's ability to understand and generate code.
+// Sort a list of integers
+List<int> numbers = new List<int> { 5, 3, 8, 1, 2 };
+numbers.Sort();
+// Print the sorted list
+foreach (var number in numbers)
+{
+    Console.WriteLine(number);
+}
+// This is a test for Copilot in the Module3-Lab repository.
+
+// It is designed to test the Copilot's ability to understand and generate code.
+// Sort a list of strings
+List<string> names = new List<string> { "Alice", "Bob", "Charlie" };
+names.Sort();
+// Print the sorted list
+foreach (var name in names)
+{
+    Console.WriteLine(name);
+}
+// This is a test for Copilot in the Module3-Lab repository.
+// It is designed to test the Copilot's ability to understand and generate code.
+// Calculate the sum of a list of integers
+List<int> values = new List<int> { 1, 2, 3, 4, 5 };
+int sum = 0;
+foreach (var value in values)
+{
+    sum += value;
+}
+// Print the sum
+Console.WriteLine($"Sum: {sum}");
+// This is a test for Copilot in the Module3-Lab repository.
+// It is designed to test the Copilot's ability to understand and generate code.
+// Find the maximum value in a list of integers
+List<int> scores = new List<int> { 10, 20, 30, 40, 50 };
+int maxScore = scores[0];
+foreach (var score in scores)
+{
+    if (score > maxScore)
+    {
+        maxScore = score;
+    }
+}
+// Print the maximum score
+Console.WriteLine($"Max Score: {maxScore}");
+// This is a test for Copilot in the Module3-Lab repository.
+// It is designed to test the Copilot's ability to understand and generate code.
+// Reverse a list of strings
+List<string> fruits = new List<string> { "Apple", "Banana", "Cherry" };
+fruits.Reverse();
\ No newline at end of file