Thursday high low

TeachingKidsProgramming/src/org/teachingkidsprogramming/recipes/FourSquare.java

@@ -1,10 +1,13 @@
 package org.teachingkidsprogramming.recipes;
 
+import org.teachingextensions.logo.Tortoise;
+
 public class FourSquare
 {
   public static void main(String[] args)
   {
     //  Show the tortoise --#1
+    Tortoise.
     //  Make the tortoise move as fast as possible --#8
     //  Do the following 4 times --#9
     //      drawSquare (recipe below) --#7

TeachingKidsProgramming/src/org/teachingkidsprogramming/recipes/HiLow.java

@@ -1,21 +1,37 @@
 package org.teachingkidsprogramming.recipes;
 
+import java.util.Random;
+
+import org.teachingextensions.logo.utils.Sounds;
+import org.teachingextensions.windows.MessageBox;
+
 public class HiLow
 {
   public static void main(String[] args)
   {
-    //    Choose a random number between 1 and 100 --#4.1 (fake!) & --#13
-    //    Do the following 8 times --#9
-    //     Ask the user for a guess --#1
-    //     If the guess is correct --#4
-    //     Play a bell --#2
-    //     Tell the user that they won the game  --#3
-    //     and exit --#10
-    //     Otherwise, if the guess is too high --#6
-    //     Tell the end user that it is too high --#5
-    //     Otherwise, if the guess is too low --#8
-    //     Tell the end user that it is too low --#7
-    //    If after 8 times they haven't guessed correctly then --#12
-    //     Tell them they've lost the game --#11
+    int correctnumber = new Random().nextInt(100);
+    int numberOfGuesses = 8;
+    for (int i = 1; i <= numberOfGuesses; i++)
+    {
+      int chancesLeft = numberOfGuesses + 1 - i;
+      int guess = MessageBox.askForNumericalInput("Guess a number. (" + chancesLeft + " left)");
+      if (guess < 1 || 100 < guess)
+        MessageBox.showMessage("Your number " + guess + " is not between 1 and 100.");
+      if (guess == correctnumber)
+      {
+        Sounds.playBeep();
+        MessageBox.showMessage("You won!");
+        System.exit(0);
+      }
+      else if (correctnumber < guess)
+      {
+        MessageBox.showMessage("Too high.");
+      }
+      else
+      {
+        MessageBox.showMessage("Too low.");
+      }
+    }
+    MessageBox.showMessage("You lose. Correct answer: " + correctnumber);
   }
 }

TeachingKidsProgramming/src/org/teachingkidsprogramming/recipes/homework/Homework02.java

@@ -2,10 +2,8 @@
 
 import junit.framework.Assert;
 
-import org.junit.Ignore;
 import org.junit.Test;
 
-
 public class Homework02
 {
   //  'How to do homework:
@@ -21,18 +19,18 @@ public class Homework02
   public void youCanReadVariables() throws Exception
   {
     int numberOfDesserts = 5;
-    Assert.assertEquals(numberOfDesserts, ____);
+    Assert.assertEquals(numberOfDesserts, 5);
   }
   @Test
   public void youCanSaveVariables() throws Exception
   {
-    int ickynessOfBrothers = ____;
+    int ickynessOfBrothers = 10;
     Assert.assertEquals(10, ickynessOfBrothers);
   }
   @Test
   public void youCanDoMathWithVariables() throws Exception
   {
-    int ____ = 3 + 4;
+    int numberOfHarryPotterBooks = 3 + 4;
     Assert.assertEquals(7, numberOfHarryPotterBooks);
   }
   @Test
@@ -41,29 +39,29 @@ public void youCanChangeVariables() throws Exception
     int milkTastiness = 6;
     addChocolate();
     milkTastiness = 10;
-    Assert.assertEquals(milkTastiness, ____);
+    Assert.assertEquals(milkTastiness, 10);
   }
   @Test
   public void variablesAreSnotStuck() throws Exception
   {
     int boogers = 4;
     blowNose();
-    boogers = ____;
+    boogers = 0;
     Assert.assertEquals(0, boogers);
   }
   @Test
   public void youCanAddToAVariable() throws Exception
   {
     int age = 11;
     celebrateBirthday();
-    age += ____;
+    age += 1;
     Assert.assertEquals(12, age);
   }
   @Test
   public void youCanAddInMultipleWays() throws Exception
   {
     int bakersDozen = 12;
-    bakersDozen = bakersDozen + ____;
+    bakersDozen = bakersDozen + 1;
     Assert.assertEquals(13, bakersDozen);
   }
   @Test
@@ -72,42 +70,42 @@ public void youCanAddOneInOneMoreWay() throws Exception
     int bearsInABed = 3;
     andTheLittleOneSaid("I'm lonely, come back here");
     bearsInABed++;
-    Assert.assertEquals(bearsInABed, ____);
+    Assert.assertEquals(bearsInABed, 4);
   }
   @Test
   public void youCanSubtractFromAVariable() throws Exception
   {
     int amountOfHomework = 3;
-    amountOfHomework -= ____;
+    amountOfHomework -= 3;
     Assert.assertEquals(0, amountOfHomework);
   }
   @Test
   public void youCanSubtractOneInOneMoreWay() throws Exception
   {
     int bottlesOfBeerOnTheWall = 99;
     bottlesOfBeerOnTheWall--;
-    Assert.assertEquals(bottlesOfBeerOnTheWall, ____);
+    Assert.assertEquals(bottlesOfBeerOnTheWall, 98);
   }
   @Test
   public void youCanMultiplyVariables() throws Exception
   {
     int volumeOfMyVoice = 2;
     int volumeMyMomHears = volumeOfMyVoice * 5;
-    Assert.assertEquals(____, volumeMyMomHears);
+    Assert.assertEquals(10, volumeMyMomHears);
   }
   @Test
   public void youCanDivideVariables() throws Exception
   {
     int inches = 36;
-    int feet = ____ / 12;
+    int feet = inches / 12;
     Assert.assertEquals(3, feet);
   }
   @Test
   public void variablesOnlyExistWithinTheMethod() throws Exception
   {
     String xmasList = "bike";
     dreamBigger(); //This method is directly below
-    Assert.assertEquals(xmasList, ___);
+    Assert.assertEquals(xmasList, "bike");
   }
   private void dreamBigger()
   {
@@ -117,7 +115,7 @@ private void dreamBigger()
   public void methodsCanReturnValues() throws Exception
   {
     String bedPost = prepareForBed(); //This method is directly below
-    Assert.assertEquals(bedPost, ___);
+    Assert.assertEquals(bedPost, "gum");
   }
   public String prepareForBed()
   {

TeachingKidsProgramming/src/org/teachingkidsprogramming/recipes/quizzes/HiLowQuiz.java

@@ -1,32 +1,37 @@
 package org.teachingkidsprogramming.recipes.quizzes;
 
+import org.teachingextensions.logo.Tortoise;
+import org.teachingextensions.windows.MessageBox;
 import org.teachingkidsprogramming.recipes.quizzes.graders.HiLowQuizGrader;
 
 public class HiLowQuiz extends org.teachingkidsprogramming.recipes.quizzes.graders.HiLowQuiz
 {
   public void question1()
   {
-    //        if the Y position of the tortoise is 115
-    //
-    //         turn the tortoise to the right 63 degrees 
+    if (Tortoise.getY() == 115)
+    {
+      Tortoise.turn(63);
+    }
   }
   public void question2()
   {
-    //        if the X position of tortoise is less than Y position of tortoise
-    //
-    //         turn the tortoise 54 degrees to the left
-    //
-    //        otherwise turn the tortoise 22 degrees to the right
+    if (Tortoise.getX() < Tortoise.getY())
+    {
+      Tortoise.turn(-54);
+    }
+    else
+      Tortoise.turn(22);
   }
   public void question3()
   {
-    //        display the message "elcomeway omehay!"
+    MessageBox.showMessage("elcomeway omehay!");
   }
   public void question4()
   {
-    //        if the Y position of tortoise is greater than 50
-    //
-    //         turn the tortoise 177 degrees to the left
+    if (Tortoise.getY() > 50)
+    {
+      Tortoise.turn(-177);
+    }
   }
   public static void main(String[] args)
   {