diff --git a/BarkBehavior.java b/BarkBehavior.java
new file mode 100644
index 0000000..82f3fe3
--- /dev/null
+++ b/BarkBehavior.java
@@ -0,0 +1,8 @@
+
+public class BarkBehavior implements TalkBehavior{
+	public String talk()
+	{
+		return "Woof Woof Woof";
+	}
+
+}
diff --git a/CrawlBehavior.java b/CrawlBehavior.java
new file mode 100644
index 0000000..78efd64
--- /dev/null
+++ b/CrawlBehavior.java
@@ -0,0 +1,8 @@
+
+public class CrawlBehavior implements MoveBehavior{
+	
+	public String move()
+	{
+		return "Crawling playfully";
+	}
+}
diff --git a/DigitalWorldDriver.java b/DigitalWorldDriver.java
new file mode 100644
index 0000000..7361eb6
--- /dev/null
+++ b/DigitalWorldDriver.java
@@ -0,0 +1,29 @@
+
+public class DigitalWorldDriver {
+	public void runWorld() {
+		Robot[] robots = new Robot[4];
+		robots[0] = new DogRobot("Tipsy");
+		robots[1] = new HumanRobot("Sam");
+		robots[2] = new iRobot("Will");
+		robots[3] = new WallERobot("Wall-E");
+		
+		for(Robot robot : robots) {
+			displayRobot(robot);
+		}
+		
+	}
+	
+	private void displayRobot(Robot robot) {
+		System.out.println("\n----------------");
+		System.out.println(robot);
+		System.out.println(robot.move());
+		System.out.println(robot.talk());
+		System.out.println("----------------");
+	}
+	
+	
+	public static void main(String[] args) {
+		DigitalWorldDriver world = new DigitalWorldDriver();
+		world.runWorld();
+	}
+}
diff --git a/DogRobot.java b/DogRobot.java
new file mode 100644
index 0000000..6b2f489
--- /dev/null
+++ b/DogRobot.java
@@ -0,0 +1,13 @@
+
+public class DogRobot extends Robot{
+	public DogRobot(String name)
+	{
+		super(name);
+		moveBehavior = new CrawlBehavior();
+		talkBehavior = new BarkBehavior();
+	}
+	public String toString()
+	{
+		return name + " is a happy Dog Robot";
+	}
+}
diff --git a/HumanRobot.java b/HumanRobot.java
new file mode 100644
index 0000000..4ed2d70
--- /dev/null
+++ b/HumanRobot.java
@@ -0,0 +1,13 @@
+
+public class HumanRobot extends Robot{
+	public HumanRobot(String name)
+	{
+		super(name);
+		moveBehavior= new WalkBehavior();
+		talkBehavior= new SpeakBehavior();
+	}
+	public String toString() {
+		return name + " is a typical human robot";
+	}
+
+}
diff --git a/MoveBehavior.java b/MoveBehavior.java
new file mode 100644
index 0000000..b395e55
--- /dev/null
+++ b/MoveBehavior.java
@@ -0,0 +1,4 @@
+
+public interface MoveBehavior {
+	public String move();
+}
diff --git a/Robot.java b/Robot.java
new file mode 100644
index 0000000..3ea0f56
--- /dev/null
+++ b/Robot.java
@@ -0,0 +1,31 @@
+
+public abstract class Robot {
+	protected String name;
+	MoveBehavior moveBehavior;
+	TalkBehavior talkBehavior;
+	
+	public Robot(String name)
+	{
+		this.name = name;
+	}
+	
+	public abstract String toString(); 
+	
+	public String move()
+	{
+		return moveBehavior.move(); 
+	}
+	public String talk()
+	{
+		return talkBehavior.talk();
+	}
+	public void setMoveBehavior(MoveBehavior mb) 
+	{
+		moveBehavior= mb;
+	}
+	public void setTalkBehavior(TalkBehavior tb)
+	{
+		talkBehavior = tb;
+	}
+	
+}
diff --git a/RunBehavior.java b/RunBehavior.java
new file mode 100644
index 0000000..07ec0e1
--- /dev/null
+++ b/RunBehavior.java
@@ -0,0 +1,7 @@
+
+public class RunBehavior implements MoveBehavior{
+	public String move()
+	{
+		return "Running super agressivelly!!! AAAAHHHHH";
+	}
+}
diff --git a/SimpleSpeakBehavior.java b/SimpleSpeakBehavior.java
new file mode 100644
index 0000000..f8c8367
--- /dev/null
+++ b/SimpleSpeakBehavior.java
@@ -0,0 +1,12 @@
+import java.util.Random;
+
+public class SimpleSpeakBehavior implements TalkBehavior{
+	String[] randSSB = {"Wall-E","EVA!","Pop","Eva?","Eee-va?"};
+
+	public String talk()
+	{
+		Random r = new Random();
+		return randSSB[r.nextInt(randSSB.length)];
+	}
+
+}
diff --git a/SpeakBehavior.java b/SpeakBehavior.java
new file mode 100644
index 0000000..52c0879
--- /dev/null
+++ b/SpeakBehavior.java
@@ -0,0 +1,12 @@
+import java.util.Random;
+
+public class SpeakBehavior implements TalkBehavior{
+	
+	String[] randSB = {"Hello","How are you","Good Day"};
+
+	public String talk()
+	{
+		Random r = new Random();
+		return randSB[r.nextInt(randSB.length)];
+	}
+}
diff --git a/TalkBehavior.java b/TalkBehavior.java
new file mode 100644
index 0000000..a4b85f9
--- /dev/null
+++ b/TalkBehavior.java
@@ -0,0 +1,4 @@
+
+public interface TalkBehavior {
+	public String talk();
+}
diff --git a/WalkBehavior.java b/WalkBehavior.java
new file mode 100644
index 0000000..5d15199
--- /dev/null
+++ b/WalkBehavior.java
@@ -0,0 +1,8 @@
+
+public class WalkBehavior implements MoveBehavior{
+	public String move()
+	{
+		return "Walking Gleefully";
+	}
+
+}
diff --git a/WallERobot.java b/WallERobot.java
new file mode 100644
index 0000000..70f2c80
--- /dev/null
+++ b/WallERobot.java
@@ -0,0 +1,13 @@
+
+public class WallERobot extends Robot{
+	public WallERobot(String name)
+	{
+		super(name);
+		moveBehavior = new WalkBehavior();
+		talkBehavior = new SimpleSpeakBehavior();
+	}
+	public String toString()
+	{
+		return name + " is an environmentally friendly Wall-E Robot";
+	}
+}
diff --git a/iRobot.java b/iRobot.java
new file mode 100644
index 0000000..9cf51f6
--- /dev/null
+++ b/iRobot.java
@@ -0,0 +1,14 @@
+
+public class iRobot extends Robot{
+	public iRobot(String name)
+	{
+	super(name);
+	moveBehavior = new RunBehavior();
+	talkBehavior= new SpeakBehavior();
+	}
+	public String toString()
+	{
+	return name + " is a scary iRobot!!!";
+	}
+
+}