Simple examples

gosu.rb

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+# Type in your code just below here:
+require 'gosu'
+class MyGame < Gosu::Window
+  def initialize
+    super(500, 500, false)
+    @count = 0
+    @position = 50
+  end
+  def update
+    @text = Gosu::Image.from_text(self,
+      "KidsRuby",
+      "Sans",
+      100)
+    @count = @count + 1
+    if @count > 300
+      @position = rand(100)
+      @count = 0
+    else
+      @position = @position + 1
+    end
+  end
+  def draw
+    @text.draw(@position, @position, 1)
+  end
+end
+
+window = MyGame.new
+window.show

simple.rb

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+# Type in your code just below here:
+10.times do
+  puts "KidsRuby is AWESOME!"
+end

starburst.rb

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+# Type in your code just below here:
+Turtle.draw do
+  background black
+  pencolor red
+  100.times do
+    distance = rand(100)
+    turnright rand(25)
+    forward distance
+    backward distance
+  end
+end