diff --git a/include/animation.h b/include/animation.h
index 7848ba5..7213ba9 100644
--- a/include/animation.h
+++ b/include/animation.h
@@ -53,6 +53,7 @@
 		bool showMe;
 		float delta;
 		bool trace;
+		int iterations;
 	public:
 		UserAnimation();
 		UserAnimation(Thing* t);
diff --git a/include/glumodel.h b/include/glumodel.h
index 85bcb49..609efb4 100644
--- a/include/glumodel.h
+++ b/include/glumodel.h
@@ -45,6 +45,8 @@
 		float len;
 		Fractal();
 		void init(Vec pos, Material m, int _iters, float _len);  
+		void setIterations(int _iters);
+
 };
 
 class SierpinskiPyramid : public Fractal {
@@ -63,12 +65,14 @@
 	public:
 		float multiplicity;
 		float mult_angle;
-
+		float mylen;
 		KochFractal(Vec pos, int iters, float len);
 		//TODO: move draw function to Fractal class, it's common for all 
 		//inheriting fractals....
 		void draw();
 		void iter(float nbit);
+
+		void setIterations(int _iters);
 };
 
 #endif
diff --git a/sources/glumodel.cpp b/sources/glumodel.cpp
index 3b6f669..bc3a1de 100644
--- a/sources/glumodel.cpp
+++ b/sources/glumodel.cpp
@@ -3,6 +3,7 @@
 #include <string>
 #include <GL/gl.h>      // This file import the OpenGL interface
 #include <GL/glu.h>     // This file offers some OpenGL-related utilities
+#include <math.h>
 
 GenericModel::GenericModel() {
 	init(Vec(0,0,0), Material());
@@ -84,6 +85,10 @@
 	len = _len;
 }
 
+void Fractal::setIterations(int _iters) {
+  iters = _iters;
+}
+
 SierpinskiPyramid::SierpinskiPyramid(Vec _pos, int _iters, float _len) {
 	Fractal::init(_pos, Material(), _iters, _len);
 	rot = new Vec(0,0,0);
@@ -198,11 +203,17 @@
 SierpinskiPyramid::~SierpinskiPyramid ( ) { }
 
 KochFractal::KochFractal(Vec _pos, int _iters, float _len) {
-	Fractal::init(_pos, Material(), _iters, _len / (_iters*_iters*_iters));
+	Fractal::init(_pos, Material(), _iters, _len);
+	setIterations(_iters);
 	multiplicity = 6;
 	mult_angle = 60;
 }
 
+void KochFractal::setIterations(int _iters) {
+  Fractal::setIterations(_iters) ;
+  mylen = len / pow(3, iters);
+}
+
 void KochFractal::draw() {
 	if ( visible ) {
 		//TODO: move draw function to Fractal class, it's common for all 
@@ -221,7 +232,6 @@
 			iter(iters);
 			glRotatef(mult_angle, 1,0,0);
 		}
-
 		glPopMatrix();
 	}
 }
@@ -240,8 +250,8 @@
 	} else {
 		glBegin(GL_LINES);
 			glVertex3f(0,0,0);
-			glVertex3f(0,len,0);
+			glVertex3f(0,mylen,0);
 			glEnd();
-		glTranslatef(0,len,0);
+		glTranslatef(0,mylen,0);
 	}
 }
diff --git a/sources/main.cpp b/sources/main.cpp
index c19cbf1..a79a943 100755
--- a/sources/main.cpp
+++ b/sources/main.cpp
@@ -243,19 +243,12 @@
 						50);
 
 	KochFractal* kochfrac = new KochFractal(Vec(0,0,0), 3, 30);
-
 	userAnim->addThing((Thing*)kochfrac);
 
-	SierpinskiPyramid* myfrac = new SierpinskiPyramid(Vec(0,0,0), 4, 30);
+	SierpinskiPyramid* myfrac = new SierpinskiPyramid(Vec(-7,10,-7), 4, 15);
 
 	userAnim->addThing((Thing*)myfrac);
 
-	//myfrac.setCenter(myCen);
-	//myfrac.setMaterial(Color(1,0,1), Color(1,0,1));
-	//myfrac.setPosition(myCen);
-	//myfrac.showNormals();
-	//myfrac.setDelta(PI/2.0);
-
 	/* begin cube */
 	Vec* ulh  = new Vec(0 ,0 ,0 );
 	Vec* ulv  = new Vec(0 ,0 ,10);
@@ -391,7 +384,7 @@
 	glEnable(GL_LIGHTING);
 	
 	glFrontFace(GL_CCW);
-	GLfloat global_ambient[] = { 0.2f, 0.2f, 0.2f, 1.0f };
+	GLfloat global_ambient[] = { 0.3f, 0.3f, 0.3f, 1.0f };
 	glLightModelfv(GL_LIGHT_MODEL_AMBIENT, global_ambient);
 	
 	//light info
@@ -408,7 +401,7 @@
 	Light light1(GL_LIGHT1,
 					 Vec (20, 20, 20),
 					 Material(Color(0.5,0.5,0.5), 
-							  Color(1,1,1)));
+							  Color(0,0,0)));
 
 	userAnim->addThing((Thing*)(&light0));
 	userAnim->addThing((Thing*)(&light1));
@@ -543,7 +536,7 @@
 // 		glEnd();
 
 		//draw sphere
-		//mysphere.draw();
+		mysphere.draw();
 
 		myfrac->draw();
 		kochfrac->draw();
@@ -552,7 +545,7 @@
 		//cube->draw();
 
 		//draw imported model
-		//myModel->draw();
+		myModel->draw();