diff --git a/.rspec b/.rspec
new file mode 100644
index 0000000..5052887
--- /dev/null
+++ b/.rspec
@@ -0,0 +1 @@
+--color
\ No newline at end of file
diff --git a/models/automobile.rb b/models/automobile.rb
new file mode 100644
index 0000000..ec38f36
--- /dev/null
+++ b/models/automobile.rb
@@ -0,0 +1,20 @@
+require_relative 'Vehicle'
+
+class Automobile < Vehicle
+	
+	attr_reader :color, :make, :model, :year
+
+	def initialize(color, make, model, year)
+		@color = color
+		@make = make
+		@model = model
+		@year = year
+	end
+
+	def update(args)
+		@color = args.fetch(:color) if args[:color]
+		@make = args.fetch(:make) if args[:make]
+		@model = args.fetch(:model) if args[:model]
+		@year = args.fetch(:year) if args[:year]
+	end
+end
\ No newline at end of file
diff --git a/models/motorcycle.rb b/models/motorcycle.rb
new file mode 100644
index 0000000..2c7afad
--- /dev/null
+++ b/models/motorcycle.rb
@@ -0,0 +1,9 @@
+require_relative 'vehicle'
+
+class Motorcycle < Vehicle
+
+	def self.number_of_wheels
+		2
+	end
+
+end
\ No newline at end of file
diff --git a/models/vehicle.rb b/models/vehicle.rb
new file mode 100644
index 0000000..afb440a
--- /dev/null
+++ b/models/vehicle.rb
@@ -0,0 +1,17 @@
+class Vehicle
+
+	@@vehicles_made ||= 0
+
+	def self.number_of_wheels
+		4
+	end
+
+	def self.vehicle_count
+		@@vehicles_made
+	end
+
+	def initialize
+		@@vehicles_made += 1
+	end
+
+end
\ No newline at end of file
diff --git a/spec/automobile_spec.rb b/spec/automobile_spec.rb
new file mode 100644
index 0000000..7cc08df
--- /dev/null
+++ b/spec/automobile_spec.rb
@@ -0,0 +1,45 @@
+require 'spec_helper'
+
+describe Automobile do
+
+	let(:auto) { Automobile.new("Yellow", "Honda", "Accord", "1988")}
+
+	it "returns the number of wheels for its class" do
+		Automobile.number_of_wheels.should eq(4)
+	end
+
+	it "has a color" do
+		auto.color.should eq("Yellow")
+	end
+
+	it "has a make" do
+		auto.make.should eq("Honda")
+	end
+
+	it "has a model" do
+		auto.model.should eq("Accord")
+	end
+
+	it "has a year" do
+		auto.year.should eq("1988")
+	end
+
+	it "can have one of its attributes updated by hash" do
+		auto.update(color: "Blue")
+		auto.color.should eq("Blue")
+	end
+
+	it "can have many of its attributes updated by hash" do
+		auto.update(color: "Red", year: "1993")
+		auto.color.should eq("Red")
+		auto.year.should eq("1993")
+	end
+
+	it "can have all of its attributes updated by hash" do
+		auto.update(color: "Green", model: "Camry", make: "Toyota", year: "2003")
+		auto.color.should eq("Green")
+		auto.make.should eq("Toyota")
+		auto.model.should eq("Camry")
+		auto.year.should eq("2003")
+	end
+end
\ No newline at end of file
diff --git a/spec/motorcycle_spec.rb b/spec/motorcycle_spec.rb
new file mode 100644
index 0000000..7875832
--- /dev/null
+++ b/spec/motorcycle_spec.rb
@@ -0,0 +1,13 @@
+require 'spec_helper'
+
+describe Motorcycle do
+
+	it "does not have 4 tires" do
+		Motorcycle.number_of_wheels.should_not eq(4)
+	end
+
+	it "has 2 tires" do
+		Vehicle.number_of_wheels.should eq(4)
+		Motorcycle.number_of_wheels.should eq(2)
+	end
+end
\ No newline at end of file
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
new file mode 100644
index 0000000..4401797
--- /dev/null
+++ b/spec/spec_helper.rb
@@ -0,0 +1,4 @@
+require 'rspec'
+require_relative '../models/automobile'
+require_relative '../models/vehicle'
+require_relative '../models/motorcycle'
\ No newline at end of file
diff --git a/spec/vehicle_spec.rb b/spec/vehicle_spec.rb
new file mode 100644
index 0000000..aea9d43
--- /dev/null
+++ b/spec/vehicle_spec.rb
@@ -0,0 +1,12 @@
+require 'spec_helper'
+
+describe Vehicle do
+	
+	it "tracks the creation of one vehicle" do
+		expect{Motorcycle.new}.to change{Vehicle.vehicle_count}.by(1)
+	end
+
+	# it "tracks the creation of many vehicles" do
+	# 	expect{Motorcycle.new, Automobile.new, Motorcycle.new}.to change{Vehicle.vehicle_count}.by(1)
+	# end
+end
\ No newline at end of file