diff --git a/gradebook/gradebook.sln b/gradebook/gradebook.sln
new file mode 100644
index 0000000..034f94b
--- /dev/null
+++ b/gradebook/gradebook.sln
@@ -0,0 +1,56 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.26124.0
+MinimumVisualStudioVersion = 15.0.26124.0
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{41D689B9-3B52-432B-97EF-63FB665C1AA7}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GradeBook", "src\GradeBook\GradeBook.csproj", "{B67A3D2F-4755-46E6-960C-8746BADB002C}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{C32AB033-6E6D-4451-9194-0F6933BC383D}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GradeBook.Tests", "test\GradeBook.Tests\GradeBook.Tests.csproj", "{203083CF-9050-48AC-87CC-53AF6F8F79BE}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|Any CPU = Release|Any CPU
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Debug|x64.Build.0 = Debug|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Debug|x86.Build.0 = Debug|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Release|x64.ActiveCfg = Release|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Release|x64.Build.0 = Release|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Release|x86.ActiveCfg = Release|Any CPU
+		{B67A3D2F-4755-46E6-960C-8746BADB002C}.Release|x86.Build.0 = Release|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Debug|x64.Build.0 = Debug|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Debug|x86.Build.0 = Debug|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Release|x64.ActiveCfg = Release|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Release|x64.Build.0 = Release|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Release|x86.ActiveCfg = Release|Any CPU
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE}.Release|x86.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{B67A3D2F-4755-46E6-960C-8746BADB002C} = {41D689B9-3B52-432B-97EF-63FB665C1AA7}
+		{203083CF-9050-48AC-87CC-53AF6F8F79BE} = {C32AB033-6E6D-4451-9194-0F6933BC383D}
+	EndGlobalSection
+EndGlobal
diff --git a/gradebook/src/GradeBook/Book.cs b/gradebook/src/GradeBook/Book.cs
index 04087f8..d75d2c2 100644
--- a/gradebook/src/GradeBook/Book.cs
+++ b/gradebook/src/GradeBook/Book.cs
@@ -3,20 +3,14 @@ using System.Collections.Generic;
 
 namespace GradeBook
 {
-    // public class Statistics
-    // {
-    //     public double Average;
-    //     public double highGrade;
-    //     public double lowGrade;
-    // }
     public class Book
     {
         private List<double> grades;
-        private string name;
+        public string Name;
 
         public Book(string name)
         {
-            this.name = name;
+            Name = name;
             grades = new List<double>();
         }
 
diff --git a/gradebook/test/GradeBook.Tests/BookTests.cs b/gradebook/test/GradeBook.Tests/BookTests.cs
index 3d6e91e..285d9b4 100644
--- a/gradebook/test/GradeBook.Tests/BookTests.cs
+++ b/gradebook/test/GradeBook.Tests/BookTests.cs
@@ -1,13 +1,12 @@
 using System;
 using Xunit;
-using GradeBook;
 
 namespace GradeBook.Tests
 {
     public class BookTests
     {
         [Fact]
-        public void Test1()
+        public void BookCalculateAnAverageGrade()
         {
             // arrange
             var book = new Book("");
diff --git a/gradebook/test/GradeBook.Tests/TypeTests.cs b/gradebook/test/GradeBook.Tests/TypeTests.cs
new file mode 100644
index 0000000..a9a406e
--- /dev/null
+++ b/gradebook/test/GradeBook.Tests/TypeTests.cs
@@ -0,0 +1,34 @@
+using System;
+using Xunit;
+
+namespace GradeBook.Tests
+{
+    using GradeBook;
+    public class TypeTests
+    {
+        [Fact]
+        public void GetBookReturnsDifferentObjects()
+        {
+            var book1 = GetBook("Book1");
+            var book2 = GetBook("Book2");
+
+            Assert.Equal("Book1", book1.Name);
+            Assert.Equal("Book2", book2.Name);
+        }
+
+        public void TwoVarsCanReferenceSameObject()
+        {
+            var book1 = GetBook("Book1");
+            var book2 = book1;
+
+            Assert.Equal(book2.Name, book1.Name);
+            Assert.True(Object.ReferenceEquals(book1, book2));
+        }
+
+
+        private Book GetBook(string name)
+        {
+            return new Book(name);
+        }
+    }
+}