diff --git a/Turtle.playground/Sources/Secret Turtle Stuff/TurtleView.swift b/Turtle.playground/Sources/Secret Turtle Stuff/TurtleView.swift
index 9414da9..92081aa 100644
--- a/Turtle.playground/Sources/Secret Turtle Stuff/TurtleView.swift	
+++ b/Turtle.playground/Sources/Secret Turtle Stuff/TurtleView.swift	
@@ -13,7 +13,7 @@ public class TurtleView: UIView {
         self.backgroundColor =  backgroundColor
         addSubview(avatarView)
     }
-    required public init(coder aDecoder: NSCoder) {
+    required public init?(coder aDecoder: NSCoder) {
         super.init(coder:aDecoder)
     }
     
diff --git a/Turtle.playground/Sources/Your Turtle Routines/UserFunctions.swift b/Turtle.playground/Sources/Your Turtle Routines/UserFunctions.swift
index eac0409..59b6693 100644
--- a/Turtle.playground/Sources/Your Turtle Routines/UserFunctions.swift	
+++ b/Turtle.playground/Sources/Your Turtle Routines/UserFunctions.swift	
@@ -2,4 +2,11 @@ import Foundation
 
 
 
-// put your functions here
\ No newline at end of file
+// put your functions here
+
+public func hexagon(length: Int) {
+    for _ in 1 ... 6 {
+        forward(length)
+        right(60)
+    }
+}
\ No newline at end of file
diff --git a/Turtle.playground/Sources/Your Turtle Routines/WhichTurtle.swift b/Turtle.playground/Sources/Your Turtle Routines/WhichTurtle.swift
index 4cb9d41..7e6c4b0 100644
--- a/Turtle.playground/Sources/Your Turtle Routines/WhichTurtle.swift	
+++ b/Turtle.playground/Sources/Your Turtle Routines/WhichTurtle.swift	
@@ -1 +1 @@
-public var turtle = Turtle()
+public var turtle = Turtle(turtleType: TurtleType.ColorsOnWhite)
diff --git a/Turtle.playground/contents.swift b/Turtle.playground/contents.swift
index 2e0b384..ae2b26d 100644
--- a/Turtle.playground/contents.swift
+++ b/Turtle.playground/contents.swift
@@ -1 +1,10 @@
-turtle
+//for i in 1 ... 30 {
+//    hexagon(120)
+//    nextColor()
+//    right(12)
+//}
+
+forward()
+forward()
+
+turtle
\ No newline at end of file