diff --git a/2ndWeek/Ex1/Ex1.pde b/2ndWeek/Ex1/Ex1.pde
new file mode 100644
index 0000000..b66a4c5
--- /dev/null
+++ b/2ndWeek/Ex1/Ex1.pde
@@ -0,0 +1,83 @@
+void settings() {
+  size (400, 400, P2D);
+}
+
+void setup() {
+}
+
+void draw() {
+  My3DPoint eye = new My3DPoint(-100, -100, -5000);
+  My3DPoint origin = new My3DPoint(0, 0, 0); //The first vertex of your cuboid
+  My3DBox input3DBox = new My3DBox(origin, 100, 150, 300);
+  projectBox(eye, input3DBox).render();
+}
+
+My2DBox projectBox (My3DPoint eye, My3DBox box) {
+  My3DPoint[] threeDP=box.p;
+  My2DPoint[] twoDP=new My2DPoint[threeDP.length];
+  for (int i=0; i<threeDP.length; ++i) {
+    twoDP[i]=projectPoint(eye, threeDP[i]);
+  }
+  return new My2DBox(twoDP);
+}
+
+class My2DBox {
+  My2DPoint[] s;
+  My2DBox(My2DPoint[] s) {
+    this.s = s;
+  }
+  void render() {
+    for (int i=0; i<4; i++) {
+      line(s[i].x, s[i].y, s[(i+1)%4].x, s[(i+1)%4].y);
+      line(s[i].x, s[i].y, s[i+4].x, s[i+4].y);
+      line(s[i+4].x, s[i+4].y, s[((i+5)%4)+4].x, s[((i+5)%4)+4].y);
+    }
+  }
+}
+
+class My3DBox {
+  My3DPoint[] p;
+  My3DBox(My3DPoint origin, float dimX, float dimY, float dimZ) {
+    float x = origin.x;
+    float y = origin.y;
+    float z = origin.z;
+    this.p = new My3DPoint[]{new My3DPoint(x, y+dimY, z+dimZ), 
+      new My3DPoint(x, y, z+dimZ), 
+      new My3DPoint(x+dimX, y, z+dimZ), 
+      new My3DPoint(x+dimX, y+dimY, z+dimZ), 
+      new My3DPoint(x, y+dimY, z), 
+      origin, 
+      new My3DPoint(x+dimX, y, z), 
+      new My3DPoint(x+dimX, y+dimY, z)
+    };
+  }
+  My3DBox(My3DPoint[] p) {
+    this.p = p;
+  }
+}
+
+
+My2DPoint projectPoint(My3DPoint e, My3DPoint p) {
+  return new My2DPoint((p.x-e.x)/(1-p.z/e.z), (p.y-e.y)/(1-p.z/e.z));
+}
+
+
+class My2DPoint {
+  float x;
+  float y;
+  My2DPoint(float x, float y) {
+    this.x = x;
+    this.y = y;
+  }
+}
+
+class My3DPoint {
+  float x;
+  float y;
+  float z;
+  My3DPoint(float x, float y, float z) {
+    this.x = x;
+    this.y = y;
+    this.z = z;
+  }
+}
diff --git a/2ndWeek/Ex2/Ex2.pde b/2ndWeek/Ex2/Ex2.pde
new file mode 100644
index 0000000..4c0e262
--- /dev/null
+++ b/2ndWeek/Ex2/Ex2.pde
@@ -0,0 +1,154 @@
+void settings() {
+  size(1000, 1000, P2D);
+}
+void setup () {
+}
+void draw() {
+  background(255, 255, 255);
+  My3DPoint eye = new My3DPoint(0, 0, -5000);
+  My3DPoint origin = new My3DPoint(0, 0, 0);
+  My3DBox input3DBox = new My3DBox(origin, 100, 150, 300);
+  //rotated around x
+  float[][] transform1 = rotateXMatrix(-PI/8);
+  input3DBox = transformBox(input3DBox, transform1);
+  projectBox(eye, input3DBox).render();
+  //rotated and translated
+  float[][] transform2 = translationMatrix(200, 200, 0);
+  input3DBox = transformBox(input3DBox, transform2);
+  projectBox(eye, input3DBox).render();
+  //rotated, translated, and scaled
+  float[][] transform3 = scaleMatrix(2, 2, 2);
+  input3DBox = transformBox(input3DBox, transform3);
+  projectBox(eye, input3DBox).render();
+}
+
+float[] matrixProduct(float[][] a, float[] b) {
+  float[] r=new float[b.length];
+  for (int i=0; i<a.length; ++i) {
+    float sum=0;
+    for (int j=0; j<a[0].length; ++j) {
+      sum+=a[i][j]*b[j];
+    }
+    r[i]=sum;
+  }
+  return r;
+}
+
+My3DBox transformBox(My3DBox box, float[][] transformMatrix) {
+  My3DPoint[] newP=new My3DPoint[box.p.length];
+  for (int i=0; i<newP.length; ++i) {
+    newP[i]=euclidian3DPoint(matrixProduct(transformMatrix, homogeneous3DPoint(box.p[i])));
+  }
+  return new My3DBox(newP);
+}
+
+float[][] rotateXMatrix(float angle) {
+  return(new float[][] {{1, 0, 0, 0}, 
+    {0, cos(angle), -sin(angle), 0}, 
+    {0, sin(angle), cos(angle), 0}, 
+    {0, 0, 0, 1}});
+}
+float[][] rotateYMatrix(float angle) {
+  return(new float[][] {{cos(angle), 0, sin(angle), 0}, 
+    {0, 1, 0, 0}, 
+    {-sin(angle), 0, cos(angle), 0}, 
+    {0, 0, 0, 1}});
+}
+float[][] rotateZMatrix(float angle) {
+  return(new float[][] {{cos(angle), -sin(angle), 0, 0}, 
+    {sin(angle), cos(angle), 0, 0}, 
+    {0, 0, 1, 0}, 
+    {0, 0, 0, 1}});
+}
+float[][] scaleMatrix(float x, float y, float z) {
+  return(new float[][] {{x, 0, 0, 0}, 
+    {0, y, 0, 0}, 
+    {0, 0, z, 0}, 
+    {0, 0, 0, 1}});
+}
+float[][] translationMatrix(float x, float y, float z) {
+  return(new float[][] {{1, 0, 0, x}, 
+    {0, 1, 0, y}, 
+    {0, 0, 1, z}, 
+    {0, 0, 0, 1}});
+}
+
+My3DPoint euclidian3DPoint (float[] a) {
+  My3DPoint result = new My3DPoint(a[0]/a[3], a[1]/a[3], a[2]/a[3]);
+  return result;
+}
+
+float[] homogeneous3DPoint (My3DPoint p) {
+  float[] result = {p.x, p.y, p.z, 1};
+  return result;
+}
+
+My2DBox projectBox (My3DPoint eye, My3DBox box) {
+  My3DPoint[] threeDP=box.p;
+  My2DPoint[] twoDP=new My2DPoint[threeDP.length];
+  for (int i=0; i<threeDP.length; ++i) {
+    twoDP[i]=projectPoint(eye, threeDP[i]);
+  }
+  return new My2DBox(twoDP);
+}
+
+class My2DBox {
+  My2DPoint[] s;
+  My2DBox(My2DPoint[] s) {
+    this.s = s;
+  }
+  void render() {
+    for (int i=0; i<4; i++) {
+      line(s[i].x, s[i].y, s[(i+1)%4].x, s[(i+1)%4].y);
+      line(s[i].x, s[i].y, s[i+4].x, s[i+4].y);
+      line(s[i+4].x, s[i+4].y, s[((i+5)%4)+4].x, s[((i+5)%4)+4].y);
+    }
+  }
+}
+
+class My3DBox {
+  My3DPoint[] p;
+  My3DBox(My3DPoint origin, float dimX, float dimY, float dimZ) {
+    float x = origin.x;
+    float y = origin.y;
+    float z = origin.z;
+    this.p = new My3DPoint[]{new My3DPoint(x, y+dimY, z+dimZ), 
+      new My3DPoint(x, y, z+dimZ), 
+      new My3DPoint(x+dimX, y, z+dimZ), 
+      new My3DPoint(x+dimX, y+dimY, z+dimZ), 
+      new My3DPoint(x, y+dimY, z), 
+      origin, 
+      new My3DPoint(x+dimX, y, z), 
+      new My3DPoint(x+dimX, y+dimY, z)
+    };
+  }
+  My3DBox(My3DPoint[] p) {
+    this.p = p;
+  }
+}
+
+
+My2DPoint projectPoint(My3DPoint e, My3DPoint p) {
+  return new My2DPoint((p.x-e.x)/(1-p.z/e.z), (p.y-e.y)/(1-p.z/e.z));
+}
+
+
+class My2DPoint {
+  float x;
+  float y;
+  My2DPoint(float x, float y) {
+    this.x = x;
+    this.y = y;
+  }
+}
+
+class My3DPoint {
+  float x;
+  float y;
+  float z;
+  My3DPoint(float x, float y, float z) {
+    this.x = x;
+    this.y = y;
+    this.z = z;
+  }
+}