diff --git a/MathGame.lucidest/MathGame.lucidest.slnx b/MathGame.lucidest/MathGame.lucidest.slnx
new file mode 100644
index 00000000..63af0c9e
--- /dev/null
+++ b/MathGame.lucidest/MathGame.lucidest.slnx
@@ -0,0 +1,3 @@
+<Solution>
+  <Project Path="MathGame.lucidest/MathGame.lucidest.csproj" />
+</Solution>
diff --git a/MathGame.lucidest/MathGame.lucidest/Engine.cs b/MathGame.lucidest/MathGame.lucidest/Engine.cs
new file mode 100644
index 00000000..b7593f78
--- /dev/null
+++ b/MathGame.lucidest/MathGame.lucidest/Engine.cs
@@ -0,0 +1,110 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace MathGame
+{
+    public class Engine
+    {
+        public static bool Addition()
+        {
+            int num1 = Random.Shared.Next(0, 13);
+            int num2 = Random.Shared.Next(0, 13);
+
+            Console.WriteLine($"{num1} + {num2} = ?");
+            Console.Write("\nAnswer: ");
+
+            string input = Console.ReadLine();
+
+            int answer = Validation.Validate(input);
+            int corrAns = num1 + num2;
+
+            if (corrAns == answer)
+            {
+                Console.WriteLine("That's correct, good job!");
+                return true;
+            }
+            else
+            {
+                Console.WriteLine($"Incorrect, correct answer: {corrAns}");
+                return false;
+            }
+        }
+
+        public static bool Subtraction()
+        {
+            int num1 = Random.Shared.Next(0, 13);
+            int num2 = Random.Shared.Next(0, 13);
+
+            Console.WriteLine($"{num1} - {num2} = ?");
+            Console.Write("\nAnswer: ");
+
+            string input = Console.ReadLine();
+
+            int answer = Validation.Validate(input);
+            int corrAns = num1 - num2;
+
+            if (corrAns == answer)
+            {
+                Console.WriteLine("That's correct, good job!");
+                return true;
+            }
+            else
+            {
+                Console.WriteLine($"Incorrect, correct answer: {corrAns}");
+                return false;
+            }
+        }
+
+        public static bool Multiplication()
+        {
+            int num1 = Random.Shared.Next(0, 13);
+            int num2 = Random.Shared.Next(0, 13);
+
+            Console.WriteLine($"{num1} * {num2} = ?");
+            Console.Write("\nAnswer: ");
+
+            string input = Console.ReadLine();
+
+            int answer = Validation.Validate(input);
+            int corrAns = num1 * num2;
+
+            if (corrAns == answer)
+            {
+                Console.WriteLine("That's correct, good job!");
+                return true;
+            }
+            else
+            {
+                Console.WriteLine($"Incorrect, correct answer: {corrAns}");
+                return false;
+            }
+        }
+
+        public static bool Division()
+        {
+            int num1 = Random.Shared.Next(1, 13);
+            int maxQuot = 100 / num1;
+            int corrQuot = Random.Shared.Next(0, maxQuot + 1);
+            int num2 = num1 * corrQuot;
+
+            Console.WriteLine($"{num2} / {num1} = ?");
+            Console.Write("\nAnswer: ");
+
+            string input = Console.ReadLine();
+
+            int answer = Validation.Validate(input);
+
+            if (corrQuot == answer)
+            {
+                Console.WriteLine("That's correct, good job!");
+                return true;
+            }
+            else
+            {
+                Console.WriteLine($"Incorrect, correct answer: {corrQuot}");
+                return false;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/MathGame.lucidest/MathGame.lucidest/MathGame.lucidest.csproj b/MathGame.lucidest/MathGame.lucidest/MathGame.lucidest.csproj
new file mode 100644
index 00000000..ed9781c2
--- /dev/null
+++ b/MathGame.lucidest/MathGame.lucidest/MathGame.lucidest.csproj
@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net10.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/MathGame.lucidest/MathGame.lucidest/Program.cs b/MathGame.lucidest/MathGame.lucidest/Program.cs
new file mode 100644
index 00000000..635d31bb
--- /dev/null
+++ b/MathGame.lucidest/MathGame.lucidest/Program.cs
@@ -0,0 +1,4 @@
+using MathGame;
+
+UI menu = new UI();
+menu.StartGame();
\ No newline at end of file
diff --git a/MathGame.lucidest/MathGame.lucidest/UI.cs b/MathGame.lucidest/MathGame.lucidest/UI.cs
new file mode 100644
index 00000000..b44ffeb6
--- /dev/null
+++ b/MathGame.lucidest/MathGame.lucidest/UI.cs
@@ -0,0 +1,111 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace MathGame;
+
+public class UI
+{
+    List<string> hist = new();
+    public int totalCount = 0;
+    public int winCount = 0;
+    public bool contPlaying = true;
+    private void DisplayMenu()
+    {
+        Console.WriteLine("-----------\tWelcome to the math game!\t-----------");
+    }
+    private int DisplayOptions()
+    {
+        Console.WriteLine("Please select from the options below for your challenge.");
+        Console.WriteLine("\n1. Addition");
+        Console.WriteLine("2. Subtraction");
+        Console.WriteLine("3. Multiplication");
+        Console.WriteLine("4. Division");
+        Console.WriteLine("5. History");
+        Console.WriteLine("6. Quit");
+
+        Console.Write("\nSelection: ");
+        string input = Console.ReadLine();
+
+        while (!int.TryParse(input, out int result) || result < 1 || result > 6)
+        {
+            Console.WriteLine("\nPlease select from the options below for your challenge.");
+            Console.WriteLine("\n1. Addition");
+            Console.WriteLine("2. Subtraction");
+            Console.WriteLine("3. Multiplication");
+            Console.WriteLine("4. Division");
+            Console.WriteLine("5. History");
+            Console.WriteLine("6. Quit");
+
+            Console.WriteLine("\nInvalid input. Please try again:");
+            Console.Write("\nSelection: ");
+            input = Console.ReadLine();
+        }
+        return int.Parse(input);
+    }
+
+    public void StartGame()
+    {
+        DisplayMenu();
+        do
+        {
+
+            int input = DisplayOptions();
+            switch (input)
+            {
+                case 1:
+                    bool resultAdd = Engine.Addition();
+                    if (resultAdd)
+                        winCount++;
+                    totalCount++;
+                    if (resultAdd)
+                        hist.Add("Addition - WIN");
+                    else hist.Add("Addition - LOSS");
+                    Console.WriteLine($"Score: {winCount}");
+                    break;
+                case 2:
+                    bool resultSub = Engine.Subtraction();
+                    if (resultSub)
+                        winCount++;
+                    totalCount++;
+                    if (resultSub)
+                        hist.Add("Subtraction - WIN");
+                    else hist.Add("Subtraction - LOSS");
+                    Console.WriteLine($"Score: {winCount}");
+                    break;
+                case 3:
+                    bool resultMul = Engine.Multiplication();
+                    if (resultMul)
+                        winCount++;
+                    totalCount++;
+                    if (resultMul)
+                        hist.Add("Multiplication - WIN");
+                    else hist.Add("Multiplication - LOSS");
+                    Console.WriteLine($"Score: {winCount}");
+                    break;
+                case 4:
+                    bool resultDiv = Engine.Division();
+                    if (resultDiv)
+                        winCount++;
+                    totalCount++;
+                    if (resultDiv)
+                        hist.Add("Division - WIN");
+                    else hist.Add("Division - LOSS");
+                    Console.WriteLine($"Score: {winCount}");
+                    break;
+                case 5:
+                    Console.WriteLine();
+                    foreach (string history in hist)
+                    {
+                        Console.WriteLine(history);
+                        Console.WriteLine("-----------\t ------- \t-----------");
+                    }
+                    break;
+                case 6:
+                    contPlaying = false;
+                    break;
+            }
+            Console.WriteLine();
+        } while (contPlaying);
+    }
+}
\ No newline at end of file
diff --git a/MathGame.lucidest/MathGame.lucidest/Validation.cs b/MathGame.lucidest/MathGame.lucidest/Validation.cs
new file mode 100644
index 00000000..a8ccccc1
--- /dev/null
+++ b/MathGame.lucidest/MathGame.lucidest/Validation.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace MathGame
+{
+    public class Validation
+    {
+        public static int Validate(string? input)
+        {
+            while (!int.TryParse(input, out int result) || string.IsNullOrWhiteSpace(input))
+            {
+                Console.WriteLine("Invalid input. Please try again.");
+                Console.Write("\nAnswer: ");
+                input = Console.ReadLine();
+            }
+            return int.Parse(input);
+        }
+    }
+}
\ No newline at end of file