diff --git a/ball.cpp b/ball.cpp
index 7e430dc..d7a253d 100644
--- a/ball.cpp
+++ b/ball.cpp
@@ -1,7 +1,8 @@
 #include "ball.hpp"
 
 void Ball::draw(sf::RenderWindow& window) {
-    // TODO: implémenter cette fonction
+    shape.setPosition(position);
+    window.draw(shape);
 }
 
 sf::Vector2f Ball::getForces(State state) {
diff --git a/ball.hpp b/ball.hpp
index d8b3609..5388f9d 100644
--- a/ball.hpp
+++ b/ball.hpp
@@ -8,6 +8,8 @@
 
 class Ball : public PhysicsObject {
 protected:
+    sf::CircleShape shape;
+
     /**
      * Calcule les forces appliquées à l'objet
      */
@@ -17,8 +19,9 @@ protected:
     static constexpr float MOVE = 10;
 
 public:
-    // utilise le constructeur de PhysicsObject
-    using PhysicsObject::PhysicsObject;
+    Ball(float x, float y) : PhysicsObject(x, y), shape(10 * mass) {
+        shape.setFillColor(sf::Color(150,255,20));
+    }
 
     /**
      * Dessine la balle dans la fenêtre donnée
diff --git a/block.hpp b/block.hpp
index dc47dc4..35a2049 100644
--- a/block.hpp
+++ b/block.hpp
@@ -7,7 +7,14 @@
 #include "state.hpp"
 
 class Block : public Object {
+protected:
+    sf::CircleShape shape;
+
 public:
+    Block(float x, float y) : Object(x,y), shape(80,4) {
+        shape.setFillColor(sf::Color(0,0,0));
+    }
+
     // utilise le constructeur de Object
     using Object::Object;
 
diff --git a/build/ball.o b/build/ball.o
index 5105a2d..ec91840 100644
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diff --git a/build/engine.o b/build/engine.o
index ad653dc..c9298b6 100644
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diff --git a/build/main.o b/build/main.o
index 54d6cd3..750bca3 100644
Binary files a/build/main.o and b/build/main.o differ
diff --git a/build/object.o b/build/object.o
index 9b935a9..3c36253 100644
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diff --git a/build/physics_object.o b/build/physics_object.o
index 49bdf37..d513dc6 100644
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diff --git a/build/ptf b/build/ptf
index 4c56967..91c6b84 100755
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