diff --git a/EduNetworkBuilder/ListBoxWindow.cs b/EduNetworkBuilder/ListBoxWindow.cs
index 8f39add..1273a6b 100644
--- a/EduNetworkBuilder/ListBoxWindow.cs
+++ b/EduNetworkBuilder/ListBoxWindow.cs
@@ -112,7 +112,37 @@ namespace EduNetworkBuilder
             if(mode == LBContents.regressiontest)
             {
                 //Regression testing.  Similar to listing all the puzzles.
-                //
+                Text = NB.Translate("LBW_Regression_Testing"); //Regression Testing
+                                                               //
+                UpdateForm();
+                CheckBox newCB;
+                int count = 0;
+
+                panelCheckboxes.SuspendLayout();
+                string SelectedTag = GetSelectedTag();
+                tbSearchBox.Visible = true;
+                if (SelectedTag == NB.Translate("_All"))
+                    Text = Text + NB.Translate("_AllS");
+
+                NBSettings oursettings = NB.GetSettings();
+
+                foreach (string str in NB.GetPuzzleTags())
+                {
+                    newCB = AddCheckBox(count, str);
+                    if (str == SelectedTag || (SelectedTag == "ALL" && Regex.IsMatch(str, "Level")))
+                    {
+                        newCB.Checked = true; //The first level with an unsolved puzzle starts checked
+                    }
+                    else
+                    {
+                        newCB.Checked = false;
+                    }
+                    count++;
+                }
+                panelCheckboxes.ResumeLayout();
+                btnOK.Text = NB.Translate("_Load");
+                btnAdd.Text = NB.Translate("_Cancel");
+                btnAdd.Visible = true;
             }
             UpdateForm();
         }
diff --git a/EduNetworkBuilder/Resources/languages/edustrings.resx b/EduNetworkBuilder/Resources/languages/edustrings.resx
index 0809f53..dbcc568 100644
--- a/EduNetworkBuilder/Resources/languages/edustrings.resx
+++ b/EduNetworkBuilder/Resources/languages/edustrings.resx
@@ -2125,4 +2125,8 @@
     <value>This network already had a replay.  Would you like to replace the replay with this one?</value>
     <comment>N_StoreReplayAgain = This network already had a replay.  Would you like to replace the replay with this one?</comment>
   </data>
+  <data name="LBW_Regression_Testing" xml:space="preserve">
+    <value>Regression testing</value>
+    <comment>LBW_Regression_Testing = Regression testing</comment>
+  </data>
 </root>
\ No newline at end of file