diff --git a/.rspec b/.rspec
new file mode 100644
index 00000000..c99d2e73
--- /dev/null
+++ b/.rspec
@@ -0,0 +1 @@
+--require spec_helper
diff --git a/lib/scores.rb b/lib/scores.rb
new file mode 100644
index 00000000..20db67d0
--- /dev/null
+++ b/lib/scores.rb
@@ -0,0 +1,93 @@
+class Scores
+  
+  def initialize(io)
+    @io = io
+    @total_score = 0
+    @scoreboard = []
+    @strike = 1
+    @spare = 1
+    @frame = 1
+  end
+
+  def roll
+    @io.puts 'Enter score:'
+    input = @io.gets.chomp.to_i
+    @frame_score += input
+    @total_score += input * @spare * @strike
+    return input
+  end
+
+  def frame
+    @frame += 1
+    @frame_score = 0
+    rolls = []
+
+    roll_1 = self.roll
+    rolls << roll_1
+    @spare = 1
+    
+    if roll_1 < 10
+      roll_2 = self.roll
+      rolls << roll_2
+      @strike = 1
+    end
+
+    score(rolls)
+
+    @io.puts "Frame score: #{@frame_score}"
+    bonus(roll_1, roll_2)
+  end
+
+  def last_frame
+    #refactor to count bonus
+    @frame_score = 0
+    
+    rolls = []
+    
+    roll_1 = self.roll
+    roll_2 = self.roll
+
+    rolls << roll_1
+    rolls << roll_2
+
+    if @frame_score >= 10
+      roll_3 = self.roll
+      rolls << roll_3
+    end
+
+    score(rolls)
+
+    @io.puts "Frame score: #{@frame_score}"
+  end
+
+  def score(rolls)
+    @scoreboard << rolls
+    return @scoreboard
+  end
+
+  def bonus(roll_1, roll_2)
+    if roll_1 == 10
+      @strike = 2
+    elsif roll_1 + roll_2 == 10
+      @spare = 2
+    else
+      @strike = 1
+      @spare = 1
+    end
+  end
+
+  def total
+    @io.puts "Total score: #{@total_score}"
+  end
+
+  def run
+    9.times{self.frame}
+    self.last_frame
+    self.total
+  end
+end
+
+# game = Scores.new(Kernel)
+# game.frame
+# game.frame
+# game.run
diff --git a/spec/scores_spec.rb b/spec/scores_spec.rb
new file mode 100644
index 00000000..dab1f93e
--- /dev/null
+++ b/spec/scores_spec.rb
@@ -0,0 +1,176 @@
+require 'scores'
+
+RSpec.describe Scores do
+  it 'Frame - Adds scores of two rolls together when they amount to less than 10' do
+    io = double(:io)
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('2').ordered
+    expect(io).to receive(:puts).with('Frame score: 3').ordered
+
+    game = Scores.new(io)
+    game.frame
+  end
+
+  it 'Shows total score for full game, no spares no strikes' do
+    io = double(:io)
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 2').ordered
+
+    expect(io).to receive(:puts).with('Total score: 20').ordered
+
+    game = Scores.new(io)
+    game.run
+  end
+
+  it 'Last frame - 2 rolls if no spare or strike' do
+    io = double(:io)
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('2').ordered
+    expect(io).to receive(:puts).with('Frame score: 3').ordered
+
+    game = Scores.new(io)
+    game.last_frame
+  end
+
+  it 'Last frame - 3 rolls if there is a spare or strike' do
+    io = double(:io)
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('3').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('7').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('3').ordered
+    expect(io).to receive(:puts).with('Frame score: 13').ordered
+
+    game = Scores.new(io)
+    game.last_frame
+  end
+
+  it 'Spare adds bonus points from first roll' do
+    io = double(:io)
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('9').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('1').ordered
+    expect(io).to receive(:puts).with('Frame score: 10').ordered
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('2').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('3').ordered
+    expect(io).to receive(:puts).with('Frame score: 5').ordered
+
+    expect(io).to receive(:puts).with('Total score: 17').ordered
+
+    game = Scores.new(io)
+    game.frame
+    game.frame
+    game.total
+  end
+
+  it 'Strike adds bonus points from first and second roll' do
+    io = double(:io)
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('10').ordered
+    expect(io).to receive(:puts).with('Frame score: 10').ordered
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('4').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('5').ordered
+    expect(io).to receive(:puts).with('Frame score: 9').ordered
+
+    expect(io).to receive(:puts).with('Total score: 28').ordered
+
+    game = Scores.new(io)
+    game.frame
+    game.frame
+    game.total
+  end
+
+  it 'Multiples spares and strikes in a row' do
+    io = double(:io)
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('3').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('7').ordered
+    expect(io).to receive(:puts).with('Frame score: 10').ordered
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('10').ordered
+    expect(io).to receive(:puts).with('Frame score: 10').ordered
+
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('3').ordered
+    expect(io).to receive(:puts).with('Enter score:').ordered
+    expect(io).to receive(:gets).and_return('4').ordered
+    expect(io).to receive(:puts).with('Frame score: 7').ordered
+
+    expect(io).to receive(:puts).with('Total score: 44').ordered
+
+    game = Scores.new(io)
+    game.frame
+    game.frame
+    game.total
+  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 00000000..c80d44b9
--- /dev/null
+++ b/spec/spec_helper.rb
@@ -0,0 +1,98 @@
+# This file was generated by the `rspec --init` command. Conventionally, all
+# specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
+# The generated `.rspec` file contains `--require spec_helper` which will cause
+# this file to always be loaded, without a need to explicitly require it in any
+# files.
+#
+# Given that it is always loaded, you are encouraged to keep this file as
+# light-weight as possible. Requiring heavyweight dependencies from this file
+# will add to the boot time of your test suite on EVERY test run, even for an
+# individual file that may not need all of that loaded. Instead, consider making
+# a separate helper file that requires the additional dependencies and performs
+# the additional setup, and require it from the spec files that actually need
+# it.
+#
+# See https://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
+RSpec.configure do |config|
+  # rspec-expectations config goes here. You can use an alternate
+  # assertion/expectation library such as wrong or the stdlib/minitest
+  # assertions if you prefer.
+  config.expect_with :rspec do |expectations|
+    # This option will default to `true` in RSpec 4. It makes the `description`
+    # and `failure_message` of custom matchers include text for helper methods
+    # defined using `chain`, e.g.:
+    #     be_bigger_than(2).and_smaller_than(4).description
+    #     # => "be bigger than 2 and smaller than 4"
+    # ...rather than:
+    #     # => "be bigger than 2"
+    expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+  end
+
+  # rspec-mocks config goes here. You can use an alternate test double
+  # library (such as bogus or mocha) by changing the `mock_with` option here.
+  config.mock_with :rspec do |mocks|
+    # Prevents you from mocking or stubbing a method that does not exist on
+    # a real object. This is generally recommended, and will default to
+    # `true` in RSpec 4.
+    mocks.verify_partial_doubles = true
+  end
+
+  # This option will default to `:apply_to_host_groups` in RSpec 4 (and will
+  # have no way to turn it off -- the option exists only for backwards
+  # compatibility in RSpec 3). It causes shared context metadata to be
+  # inherited by the metadata hash of host groups and examples, rather than
+  # triggering implicit auto-inclusion in groups with matching metadata.
+  config.shared_context_metadata_behavior = :apply_to_host_groups
+
+# The settings below are suggested to provide a good initial experience
+# with RSpec, but feel free to customize to your heart's content.
+=begin
+  # This allows you to limit a spec run to individual examples or groups
+  # you care about by tagging them with `:focus` metadata. When nothing
+  # is tagged with `:focus`, all examples get run. RSpec also provides
+  # aliases for `it`, `describe`, and `context` that include `:focus`
+  # metadata: `fit`, `fdescribe` and `fcontext`, respectively.
+  config.filter_run_when_matching :focus
+
+  # Allows RSpec to persist some state between runs in order to support
+  # the `--only-failures` and `--next-failure` CLI options. We recommend
+  # you configure your source control system to ignore this file.
+  config.example_status_persistence_file_path = "spec/examples.txt"
+
+  # Limits the available syntax to the non-monkey patched syntax that is
+  # recommended. For more details, see:
+  # https://rspec.info/features/3-12/rspec-core/configuration/zero-monkey-patching-mode/
+  config.disable_monkey_patching!
+
+  # This setting enables warnings. It's recommended, but in some cases may
+  # be too noisy due to issues in dependencies.
+  config.warnings = true
+
+  # Many RSpec users commonly either run the entire suite or an individual
+  # file, and it's useful to allow more verbose output when running an
+  # individual spec file.
+  if config.files_to_run.one?
+    # Use the documentation formatter for detailed output,
+    # unless a formatter has already been configured
+    # (e.g. via a command-line flag).
+    config.default_formatter = "doc"
+  end
+
+  # Print the 10 slowest examples and example groups at the
+  # end of the spec run, to help surface which specs are running
+  # particularly slow.
+  config.profile_examples = 10
+
+  # Run specs in random order to surface order dependencies. If you find an
+  # order dependency and want to debug it, you can fix the order by providing
+  # the seed, which is printed after each run.
+  #     --seed 1234
+  config.order = :random
+
+  # Seed global randomization in this process using the `--seed` CLI option.
+  # Setting this allows you to use `--seed` to deterministically reproduce
+  # test failures related to randomization by passing the same `--seed` value
+  # as the one that triggered the failure.
+  Kernel.srand config.seed
+=end
+end