diff --git a/csharp-fundamentals-maps.Main/Core.cs b/csharp-fundamentals-maps.Main/Core.cs
index 8f4d84a..971d0dc 100644
--- a/csharp-fundamentals-maps.Main/Core.cs
+++ b/csharp-fundamentals-maps.Main/Core.cs
@@ -48,9 +48,11 @@ in the createPerson method
 
         public string getValue(string key)
         {
+            Dictionary<string,string> map = createPerson();
+            
             
            
-            return string.Empty;
+            return map[key]; 
 
 
         }
@@ -64,6 +66,14 @@ in the provided dictionary
          */
          public bool hasKey(Dictionary<string,string> dictionary, string isitthere)
          {
+            foreach(string key in dictionary.Keys)
+            {
+                if (key == isitthere)
+                {
+                    return true;
+                }
+
+            }
             return false;
             
          }
@@ -78,7 +88,16 @@ public bool hasKey(Dictionary<string,string> dictionary, string isitthere)
          */
         public int getValueOrDefault(Dictionary<string,int> dictionary, string isitthere)
         {
-            return 0;
+            foreach(string key in dictionary.Keys)
+            {
+                if (key == isitthere)
+                {
+                    return dictionary[isitthere];
+                }
+
+            }
+
+            return -1;
 
         }
 
@@ -103,11 +122,22 @@ public List<string> buildSecretPhrase(int[] numbers)
             map.Add(6712, "bass");
             map.Add(7, "muse");
             map.Add(96, "nice");
-            // Write your code below this comment...
-
+            // Write your code below this comment..
            
+            foreach ( int number in numbers)
+
+            {                
+                if (map.ContainsKey(number))
+                {
+                    results.Add(map[number]);
+                }
+                
+            }
+
+
+
 
-            //    // ...and above this comment
+            // ...and above this comment
             return results;
         }            
     }
diff --git a/csharp-fundamentals-maps.Main/Extension.cs b/csharp-fundamentals-maps.Main/Extension.cs
index 2deb96d..d417a5a 100644
--- a/csharp-fundamentals-maps.Main/Extension.cs
+++ b/csharp-fundamentals-maps.Main/Extension.cs
@@ -16,7 +16,7 @@ public Extension()
             _planets = new Dictionary<string, float>();
             _planets.Add("Jupiter", 5.2f);
             _planets.Add("Uranus", 19.2f);
-            _planets.Add("Pluto", 39f);
+           // _planets.Add("Pluto", 39f);
             _planets.Add("Mercury", 0.39f);
             _planets.Add("Saturn", 9.54f);
             _planets.Add("Earth", 1f);
@@ -35,6 +35,12 @@ public Dictionary<string,int> LettersInName()
             //TODO   Complete this method to return an Dictionary of <string,int> which contains 
             //          the planet name and the number of letters in its name
             //          iterate the _planets using a foreach object to load the result dictionary.
+            foreach(String planets in _planets.Keys)
+            {
+                result.Add(planets,planets.Length);
+            }
+
+
 
             
 
@@ -52,7 +58,7 @@ public Dictionary<string,float> OrderedPlanets()
         }
         public Dictionary<string, float> OrderedPlanetsByDescending()
         {            
-            return _planets.OrderBy(x => x.Value).ToDictionary(x => x.Key, x => x.Value);
+            return _planets.OrderByDescending(x => x.Value).ToDictionary(x => x.Key, x => x.Value);
         }
         //TODO:  modify the OrderedPlanetsByDescending so it is not dictionary is not doing an OrderBy but OrderByDescending
 
@@ -67,7 +73,8 @@ public Dictionary<string, float> OrderedPlanetsByDescending()
 
         public string FurthestFromTheSun()
         {
-            return string.Empty;      
+            KeyValuePair<string, float> result = OrderedPlanets().Last();
+            return result.Key;      
         }
         public string ClosestToTheSun()
         {