diff --git a/ReturningValues/ReturningValues.pde b/ReturningValues/ReturningValues.pde
index 8b13789..bf9d813 100644
--- a/ReturningValues/ReturningValues.pde
+++ b/ReturningValues/ReturningValues.pde
@@ -1 +1,24 @@
+float number;
+float variable = 20;
+void setup() {
+  size(2000, 1000);
+}
 
+void draw() {
+  //println(divideByTwo(84));
+
+  ellipse(mouseX, mouseY, findTheHypotenuse(120, 240), findTheHypotenuse(5, 12));
+  println(findTheHypotenuse(50, 120));
+}
+
+
+
+float divideByTwo(float input) {
+  float result = input/2;
+  return result;
+}
+
+float findTheHypotenuse(float a, float b) {
+  float c = sqrt(sq(a) + sq(b));
+  return c;
+}
\ No newline at end of file
diff --git a/VoidFunctions/VoidFunctions.pde b/VoidFunctions/VoidFunctions.pde
index 8b13789..0448807 100644
--- a/VoidFunctions/VoidFunctions.pde
+++ b/VoidFunctions/VoidFunctions.pde
@@ -1 +1,69 @@
+void setup() {
+  //your setup code is here
+  size(1600, 1200);
+}
 
+void draw() {
+  blueSquare();
+  circleAtMouse(255, 200, 5);
+  for (int i = 0; i < height; i += 20) {
+    drawACircleAt(mouseX, i, 15);
+  }
+}
+void drawACircleAt(float x, float y, float d) {
+  ellipse(x, y, d, d);
+}
+
+void circleAtMouse(float red, float green, float blue) {
+  fill(red, green, blue);
+  ellipse(mouseX, mouseY, 100, 100);
+}
+
+void blueSquare() {
+  fill(0, 100, 255);
+  rect(width/2, height/2, 100, 100);
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+void drawARandomCircle() {
+  float sz = random(5, 50);
+  fill(random(255), random(255), random(255));
+  ellipse(random(width), random(height), sz, sz);
+}
+
+void drawACircleAt(float x, float y) {
+  fill(255);
+  ellipse(x, y, 50, 50);
+}
\ No newline at end of file
diff --git a/function notes.png b/function notes.png
new file mode 100644
index 0000000..dccb0cd
Binary files /dev/null and b/function notes.png differ