diff --git a/SFMLEngine/makingAGameTick/scenenode.cpp b/SFMLEngine/makingAGameTick/SceneNode.cpp
similarity index 98%
rename from SFMLEngine/makingAGameTick/scenenode.cpp
rename to SFMLEngine/makingAGameTick/SceneNode.cpp
index 41efe5e..9c6b10f 100644
--- a/SFMLEngine/makingAGameTick/scenenode.cpp
+++ b/SFMLEngine/makingAGameTick/SceneNode.cpp
@@ -1,7 +1,6 @@
 #ifndef SCENE_NODE_CPP
 #define SCENE_NODE_CPP
 
-#include "scenenode.hpp"
 
 void SceneNode::attachChild(ScenePointer child) // takes ownership of the scene node
 {
@@ -32,7 +31,7 @@ SceneNode::ScenePointer SceneNode::detachChild(const SceneNode& node) // finds n
 
 void SceneNode::drawCurrent(sf::RenderTarget& target, sf::RenderStates states) const
 {
-  
+
 }
 
 void SceneNode::draw(sf::RenderTarget& target, sf::RenderStates states) const
diff --git a/SFMLEngine/makingAGameTick/scenenode.hpp b/SFMLEngine/makingAGameTick/SceneNode.hpp
similarity index 98%
rename from SFMLEngine/makingAGameTick/scenenode.hpp
rename to SFMLEngine/makingAGameTick/SceneNode.hpp
index f3da137..14f2922 100644
--- a/SFMLEngine/makingAGameTick/scenenode.hpp
+++ b/SFMLEngine/makingAGameTick/SceneNode.hpp
@@ -29,6 +29,6 @@ class SceneNode : public sf::Transformable, public sf::Drawable, private sf::Non
 
 };
 
-#include "scenenode.cpp"
+#include "SceneNode.cpp"
 
 #endif
diff --git a/SFMLEngine/makingAGameTick/app b/SFMLEngine/makingAGameTick/app
deleted file mode 100755
index 90483f1..0000000
Binary files a/SFMLEngine/makingAGameTick/app and /dev/null differ
diff --git a/SFMLEngine/makingAGameTick/entity.hpp b/SFMLEngine/makingAGameTick/entity.hpp
index 45799c5..81cfa89 100644
--- a/SFMLEngine/makingAGameTick/entity.hpp
+++ b/SFMLEngine/makingAGameTick/entity.hpp
@@ -1,15 +1,17 @@
 #ifndef ENTITY_HPP
 #define ENTITY_HPP
+#include "SceneNode.hpp"
+#include "SceneNode.cpp"
 
-class Entity
+class Entity : public SceneNode
 {
-public:
-  void SetVelocity(sf::Vector2f velocity);
-  void setVelocity(float velocityX, float velocityY);
-  sf::Vector2f getVelocity() const;
+  public:
+    void SetVelocity(sf::Vector2f velocity);
+    void setVelocity(float velocityX, float velocityY);
+    sf::Vector2f getVelocity() const;
 
   private:
-  sf::Vector2f mVelocity; // default ocnstructor initializes this vector to a zero vector
+    sf::Vector2f mVelocity; // default ocnstructor initializes this vector to a zero vector
 
 };
 
diff --git a/SFMLEngine/makingAGameTick/game.cpp b/SFMLEngine/makingAGameTick/game.cpp
index 9b211b9..b86b4d2 100644
--- a/SFMLEngine/makingAGameTick/game.cpp
+++ b/SFMLEngine/makingAGameTick/game.cpp
@@ -5,9 +5,9 @@
 #include <SFML/Graphics.hpp>
 #include "constants.hpp"
 #include "resources.hpp"
+#include "SceneNode.hpp"
 #include "entity.hpp"
 #include "aircraft.hpp"
-#include "scenenode.hpp"
 #include "basic.cpp"
 
 
diff --git a/SFMLEngine/makingAGameTick/game.o b/SFMLEngine/makingAGameTick/game.o
index caab821..d92c076 100644
Binary files a/SFMLEngine/makingAGameTick/game.o and b/SFMLEngine/makingAGameTick/game.o differ