diff --git a/Privyet/Base.lproj/Main.storyboard b/Privyet/Base.lproj/Main.storyboard
index 744732f..0924d44 100644
--- a/Privyet/Base.lproj/Main.storyboard
+++ b/Privyet/Base.lproj/Main.storyboard
@@ -16,21 +16,21 @@
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                         <subviews>
                             <view contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="rZI-CB-OQn">
-                                <rect key="frame" x="264" y="250" width="84" height="100"/>
+                                <rect key="frame" x="310" y="315" width="84" height="100"/>
                                 <autoresizingMask key="autoresizingMask" flexibleMinX="YES" flexibleMinY="YES" flexibleMaxY="YES"/>
                                 <subviews>
                                     <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleAspectFit" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" image="whitebg" translatesAutoresizingMaskIntoConstraints="NO" id="2kD-q4-jVs">
                                         <rect key="frame" x="0.0" y="0.0" width="84" height="100"/>
                                         <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                     </imageView>
-                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" text="SCORE" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="InR-1s-zXh">
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="SCORE" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="InR-1s-zXh">
                                         <rect key="frame" x="7" y="20" width="70" height="21"/>
                                         <autoresizingMask key="autoresizingMask" widthSizable="YES" flexibleMinY="YES" flexibleMaxY="YES"/>
                                         <fontDescription key="fontDescription" name="Avenir-Black" family="Avenir" pointSize="15"/>
                                         <color key="textColor" red="0.13333333333333333" green="0.6470588235294118" blue="0.82745098039215681" alpha="1" colorSpace="calibratedRGB"/>
                                         <nil key="highlightedColor"/>
                                     </label>
-                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" text="999" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="Zja-c9-zBQ">
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="999" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="Zja-c9-zBQ">
                                         <rect key="frame" x="0.0" y="45" width="84" height="39"/>
                                         <autoresizingMask key="autoresizingMask" widthSizable="YES" flexibleMinY="YES" flexibleMaxY="YES"/>
                                         <fontDescription key="fontDescription" name="Avenir-Light" family="Avenir" pointSize="35"/>
@@ -40,21 +40,21 @@
                                 </subviews>
                             </view>
                             <view contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="5g3-e3-yLO">
-                                <rect key="frame" x="264" y="417" width="84" height="100"/>
+                                <rect key="frame" x="310" y="482" width="84" height="100"/>
                                 <autoresizingMask key="autoresizingMask" flexibleMinX="YES" flexibleMinY="YES" flexibleMaxY="YES"/>
                                 <subviews>
                                     <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleAspectFit" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" image="whitebg" translatesAutoresizingMaskIntoConstraints="NO" id="nRI-Ry-bjG">
                                         <rect key="frame" x="0.0" y="0.0" width="84" height="100"/>
                                         <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                     </imageView>
-                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" text="LEVEL" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="Boc-bL-hFe">
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="LEVEL" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="Boc-bL-hFe">
                                         <rect key="frame" x="7" y="20" width="70" height="21"/>
                                         <autoresizingMask key="autoresizingMask" widthSizable="YES" flexibleMinY="YES" flexibleMaxY="YES"/>
                                         <fontDescription key="fontDescription" name="Avenir-Black" family="Avenir" pointSize="15"/>
                                         <color key="textColor" red="0.54509803921568623" green="0.45490196078431372" blue="0.76078431372549016" alpha="1" colorSpace="calibratedRGB"/>
                                         <nil key="highlightedColor"/>
                                     </label>
-                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" text="999" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="G8x-d8-J4Q">
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="999" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="G8x-d8-J4Q">
                                         <rect key="frame" x="0.0" y="45" width="84" height="39"/>
                                         <autoresizingMask key="autoresizingMask" widthSizable="YES" flexibleMinY="YES" flexibleMaxY="YES"/>
                                         <fontDescription key="fontDescription" name="Avenir-Light" family="Avenir" pointSize="35"/>
diff --git a/Privyet/Block.swift b/Privyet/Block.swift
index 0e32bbb..aee499e 100644
--- a/Privyet/Block.swift
+++ b/Privyet/Block.swift
@@ -35,10 +35,6 @@ enum BlockColor: Int, CustomStringConvertible, CaseIterable {
     var description: String {
         return self.spriteName
     }
-    
-    static func random() -> BlockColor {
-        return BlockColor.allCases.shuffled().first!
-    }
 }
 
 // Represents a single block in the game.
diff --git a/Privyet/GameScene.swift b/Privyet/GameScene.swift
index e1c9639..e176466 100644
--- a/Privyet/GameScene.swift
+++ b/Privyet/GameScene.swift
@@ -31,25 +31,31 @@ class GameScene: SKScene {
 
     override init(size: CGSize) {
         super.init(size: size)
-        print("Init scene with size \(size)")
+        //print("Init scene with size \(size)")
         
         textureAtlas = SKTextureAtlas(named: "Sprites")
         
         anchorPoint = CGPoint(x: 0, y: 1.0)
         
         let background = SKSpriteNode(imageNamed: "background")
-        print("Background is sized \(background.size)")
+        //print("Background is sized \(background.size)")
+        
+        // Scale computations
+        let scaleFactor = min(size.width / background.size.width, size.height / background.size.height)
+        
         background.position = CGPoint(x: 0, y: 0)
         background.anchorPoint = CGPoint(x: 0, y: 1.0)
+        background.setScale(scaleFactor)
         addChild(background)
         
+        gameLayer.setScale(scaleFactor)
         addChild(gameLayer)
         
+        // Load and add the game board and shape layer
         let gameBoardTexture = SKTexture(imageNamed: "gameboard")
         let gameBoard = SKSpriteNode(texture: gameBoardTexture, size: CGSize(width: BlockSize * CGFloat(NumColumns), height: BlockSize * CGFloat(NumRows)))
         gameBoard.anchorPoint = CGPoint(x: 0, y: 1.0)
         gameBoard.position = LayerPosition
-        
         shapeLayer.position = LayerPosition
         shapeLayer.addChild(gameBoard)
         gameLayer.addChild(shapeLayer)
diff --git a/Privyet/JShape.swift b/Privyet/JShape.swift
index d2ceb2b..95860f8 100644
--- a/Privyet/JShape.swift
+++ b/Privyet/JShape.swift
@@ -31,6 +31,10 @@ class JShape: Shape {
      */
     // Rotates around block #1
     
+    override var color: BlockColor? {
+        return .Blue
+    }
+    
     override var blockRowColumnPositions: [Orientation : Array<(columnDiff: Int, rowDiff: Int)>] {
         return [
             Orientation.Zero: [(1, 0), (1, 1), (1, 2), (0, 2)],
diff --git a/Privyet/LShape.swift b/Privyet/LShape.swift
index ba7f0a8..3762c80 100644
--- a/Privyet/LShape.swift
+++ b/Privyet/LShape.swift
@@ -32,6 +32,10 @@ class LShape: Shape {
      */
     // Pivots about block #1
     
+    override var color: BlockColor? {
+        return .Green
+    }
+    
     override var blockRowColumnPositions: [Orientation : Array<(columnDiff: Int, rowDiff: Int)>] {
         return [
             Orientation.Zero: [(0, 0), (0, 1), (0, 2), (1, 2)],
diff --git a/Privyet/LineShape.swift b/Privyet/LineShape.swift
index 55fafe0..deadc9f 100644
--- a/Privyet/LineShape.swift
+++ b/Privyet/LineShape.swift
@@ -22,6 +22,10 @@ class LineShape: Shape {
      */
     // Hinges about the second block
     
+    override var color: BlockColor? {
+        return .Teal
+    }
+    
     override var blockRowColumnPositions: [Orientation : Array<(columnDiff: Int, rowDiff: Int)>] {
         return [
             Orientation.Zero: [(0, 0), (0, 1), (0, 2), (0, 3)],
diff --git a/Privyet/SShape.swift b/Privyet/SShape.swift
index 4600dc1..4195d64 100644
--- a/Privyet/SShape.swift
+++ b/Privyet/SShape.swift
@@ -21,6 +21,10 @@ class SShape: Shape {
         * marks the row/column indicator for the shape
      */
     
+    override var color: BlockColor? {
+        return .Purple
+    }
+    
     override var blockRowColumnPositions: [Orientation : Array<(columnDiff: Int, rowDiff: Int)>] {
         return [
             Orientation.Zero: [(0, 0), (0, 1), (1, 1), (1, 2)],
diff --git a/Privyet/Shape.swift b/Privyet/Shape.swift
index 47fd7ea..77ca24c 100644
--- a/Privyet/Shape.swift
+++ b/Privyet/Shape.swift
@@ -9,8 +9,6 @@
 import Foundation
 import SpriteKit
 
-//let NumOrientations: UInt32 = 4
-
 // Represents the orientation of a shape in increments of 90 degrees
 enum Orientation: Int, CustomStringConvertible, CaseIterable {
     case Zero = 0, Ninety, OneEighty, TwoSeventy
@@ -56,9 +54,6 @@ let FourthBlockIdx: Int = 3
 // Base class representing a shape consisting of four blocks. Derived classes represent the different
 // tetramino shapes.
 class Shape: Hashable, CustomStringConvertible {
-    // The color of the shape
-    let color: BlockColor
-    
     // The blocks comprising the shape
     var blocks = Array<Block>()
     // The current orientation of the shape
@@ -68,6 +63,12 @@ class Shape: Hashable, CustomStringConvertible {
     
     // Required overrides
     
+    // Subclasses must override this property
+    // The color of the shape
+    var color: BlockColor? {
+        return nil
+    }
+    
     // Subclasses must override this property
     // Returns the relative positions of the shape blocks based on the shape orientation
     var blockRowColumnPositions: [Orientation: Array<(columnDiff: Int, rowDiff: Int)>] {
@@ -102,11 +103,13 @@ class Shape: Hashable, CustomStringConvertible {
     
     // CustomStringConvertible
     var description: String {
+        guard let color = color else {
+            return "<invalid color> block facing \(orientation): \(blocks[FirstBlockIdx]), \(blocks[SecondBlockIdx]), \(blocks[ThirdBlockIdx]), \(blocks[FourthBlockIdx])"
+        }
         return "\(color) block facing \(orientation): \(blocks[FirstBlockIdx]), \(blocks[SecondBlockIdx]), \(blocks[ThirdBlockIdx]), \(blocks[FourthBlockIdx])"
     }
     
-    init(column: Int, row: Int, color: BlockColor, orientation: Orientation) {
-        self.color = color
+    init(column: Int, row: Int, orientation: Orientation) {
         self.column = column
         self.row = row
         self.orientation = orientation
@@ -114,7 +117,7 @@ class Shape: Hashable, CustomStringConvertible {
     }
     
     convenience init(column: Int, row: Int) {
-        self.init(column: column, row: row, color: BlockColor.random(), orientation: Orientation.random())
+        self.init(column: column, row: row, orientation: Orientation.random())
     }
     
     // Initialize the blocks of the shape based on the current position, color, and orientation.
@@ -124,7 +127,7 @@ class Shape: Hashable, CustomStringConvertible {
         }
         
         blocks = blockRowColumnTranslations.map { (diff) -> Block in
-            return Block(column: column + diff.columnDiff, row: row + diff.rowDiff, color: color)
+            return Block(column: column + diff.columnDiff, row: row + diff.rowDiff, color: color!)
         }
     }
     
diff --git a/Privyet/SquareShape.swift b/Privyet/SquareShape.swift
index 4fd0e3e..3f6b484 100644
--- a/Privyet/SquareShape.swift
+++ b/Privyet/SquareShape.swift
@@ -16,6 +16,10 @@ class SquareShape: Shape {
      */
     // The square shape wll not rotate
     
+    override var color: BlockColor? {
+        return .Red
+    }
+    
     override var blockRowColumnPositions: [Orientation : Array<(columnDiff: Int, rowDiff: Int)>] {
         return [
             Orientation.Zero: [(0, 0), (1, 0), (0, 1), (1, 1)],
diff --git a/Privyet/TShape.swift b/Privyet/TShape.swift
index f319979..73f2102 100644
--- a/Privyet/TShape.swift
+++ b/Privyet/TShape.swift
@@ -31,6 +31,10 @@ class TShape: Shape {
         * marks the row/column indicator for the shape
      */
     
+    override var color: BlockColor? {
+        return .Yellow
+    }
+    
     override var blockRowColumnPositions: [Orientation : Array<(columnDiff: Int, rowDiff: Int)>] {
         return [
             Orientation.Zero: [(1, 0), (0, 1), (1, 1), (2, 1)],
diff --git a/Privyet/ZShape.swift b/Privyet/ZShape.swift
index a7740bd..ec729f5 100644
--- a/Privyet/ZShape.swift
+++ b/Privyet/ZShape.swift
@@ -21,6 +21,10 @@ class ZShape: Shape {
         * marks the row/column indicator for the shape
      */
     
+    override var color: BlockColor? {
+        return .Orange
+    }
+    
     override var blockRowColumnPositions: [Orientation : Array<(columnDiff: Int, rowDiff: Int)>] {
         return [
             Orientation.Zero: [(1, 0), (1, 1), (0, 1), (0, 2)],