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/Gemfile b/Gemfile
new file mode 100644
index 00000000..41df210d
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+source "https://rubygems.org"
+
+# gem "rails"
+
+gem "rspec", "~> 3.12"
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 00000000..2cfabf80
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,26 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    diff-lcs (1.5.0)
+    rspec (3.12.0)
+      rspec-core (~> 3.12.0)
+      rspec-expectations (~> 3.12.0)
+      rspec-mocks (~> 3.12.0)
+    rspec-core (3.12.2)
+      rspec-support (~> 3.12.0)
+    rspec-expectations (3.12.3)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.12.0)
+    rspec-mocks (3.12.5)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.12.0)
+    rspec-support (3.12.0)
+
+PLATFORMS
+  arm64-darwin-21
+
+DEPENDENCIES
+  rspec (~> 3.12)
+
+BUNDLED WITH
+   2.4.12
diff --git a/app.rb b/app.rb
new file mode 100644
index 00000000..7e962826
--- /dev/null
+++ b/app.rb
@@ -0,0 +1,6 @@
+require_relative './lib/score_total'
+require_relative './lib/score_card'
+require_relative './lib/score_entry'
+
+class Application
+end
\ No newline at end of file
diff --git a/coverage/.last_run.json b/coverage/.last_run.json
new file mode 100644
index 00000000..52d2bf29
--- /dev/null
+++ b/coverage/.last_run.json
@@ -0,0 +1,5 @@
+{
+  "result": {
+    "line": 100.0
+  }
+}
diff --git a/coverage/.resultset.json b/coverage/.resultset.json
new file mode 100644
index 00000000..666c52e0
--- /dev/null
+++ b/coverage/.resultset.json
@@ -0,0 +1,338 @@
+{
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diff --git a/coverage/.resultset.json.lock b/coverage/.resultset.json.lock
new file mode 100644
index 00000000..e69de29b
diff --git a/lib/score_card.rb b/lib/score_card.rb
new file mode 100644
index 00000000..cd5656e7
--- /dev/null
+++ b/lib/score_card.rb
@@ -0,0 +1,28 @@
+class ScoreCard
+    def initialize
+        @frames = 0
+        @score_card = []
+        @frame_score = []
+    end
+
+    def frame_score_array(score)
+        @frame_score << score
+    end
+
+    def score_card
+        @score_card << @frame_score
+        @frame_score = []
+    end
+
+    def print_total_score
+        @score_card
+    end
+
+    def frames_counter
+        return false if @frames == 10
+        @frames += 1
+    end
+end
+
+
+
diff --git a/lib/score_entry.rb b/lib/score_entry.rb
new file mode 100644
index 00000000..8dc5a52d
--- /dev/null
+++ b/lib/score_entry.rb
@@ -0,0 +1,14 @@
+class ScoreEntry
+  def initialize(roll, score)
+    @roll = roll
+    @score = score
+  end
+
+  def roll
+    return @roll
+  end
+
+  def score
+    return @score
+  end
+end
diff --git a/lib/score_total.rb b/lib/score_total.rb
new file mode 100644
index 00000000..09c35b6e
--- /dev/null
+++ b/lib/score_total.rb
@@ -0,0 +1,50 @@
+class ScoreTotal
+
+    def initialize
+        @total_score = []
+    end
+    
+    def strike_score(score_card)
+        score_card.each.with_index do | frame, index |
+            if frame.length == 1 
+                next_score = index + 1
+                if next_score < score_card.length
+                    if score_card[next_score].length == 1
+                        frame[0] = 30
+                    else
+                        frame[0] = (10 + score_card[next_score].sum)
+                    end
+                end
+            end 
+        end
+        # binding.irb
+        @total_score = score_card
+    end
+
+    def spare_score
+        @total_score.each.with_index do | frame, index |
+            if frame.length == 2 && frame.sum == 10
+                next_score = index + 1
+                if next_score < @total_score.length
+                    if @total_score[next_score].length == 1
+                        frame[0] = 20
+                        frame.pop
+                    else
+                        frame[0] = (10 + @total_score[next_score][0])
+                        frame.pop
+                    end
+                end
+            end 
+        end
+        # binding.irb
+        @total_score = @total_score
+    end
+
+    def total_score
+        return @total_score.flatten.sum
+    end
+
+    def print_score_card
+        return @total_score
+    end
+end
diff --git a/spec/intergration/app_spec.rb b/spec/intergration/app_spec.rb
new file mode 100644
index 00000000..722e94ef
--- /dev/null
+++ b/spec/intergration/app_spec.rb
@@ -0,0 +1,31 @@
+require_relative '../../app'
+
+RSpec.describe Application do
+    context 'runs application controller' do
+        it 'returns first roll' do
+            score_entry = ScoreEntry.new(1, 5)
+            score_entry1 = ScoreEntry.new(2, 2)
+            
+            entry = score_entry.score
+            entry1 = score_entry1.score
+            score_card = ScoreCard.new
+            
+            score_card.frame_score_array(entry)
+            score_card.frame_score_array(entry1)
+            score_card.score_card
+            result = score_card.print_total_score
+            
+            score_total = ScoreTotal.new
+
+            score_total.strike_score(result)
+            score_total.spare_score
+
+            expect(score_total.total_score).to eq 7
+            expect(score_total.print_score_card).to eq [[5, 2]]
+        end
+    end
+end
+
+
+
+
diff --git a/spec/score_card_spec.rb b/spec/score_card_spec.rb
new file mode 100644
index 00000000..0c8a8c07
--- /dev/null
+++ b/spec/score_card_spec.rb
@@ -0,0 +1,73 @@
+require 'score_card'
+
+RSpec.describe ScoreCard do
+
+    context 'creates array for the frame' do
+        it 'combines roll one & two' do
+            repo = ScoreCard.new
+
+            repo.frame_score_array(5)
+            expect(repo.frame_score_array(5)).to eq [5, 5]
+        end
+    end
+
+    context 'Clears the frame score array' do
+        it 'returns empty array of arrays' do
+            repo = ScoreCard.new
+
+            repo.frame_score_array(0)
+            repo.frame_score_array(10)
+            repo.score_card
+            expect(repo.score_card).to eq [] # EMPTY
+        end
+    end
+
+    context 'Keeps games history in array of frame score arrays' do
+        it 'returns score card array of arrays with spare' do
+            repo = ScoreCard.new
+
+            repo.frame_score_array(0)
+            repo.frame_score_array(10)
+            repo.score_card
+            expect(repo.print_total_score).to eq [[0, 10]] # SPARE
+        end
+
+        it 'returns score card array of arrays with strike' do
+            repo = ScoreCard.new
+
+            repo.frame_score_array(10)
+            repo.score_card
+            expect(repo.print_total_score).to eq [[10]] # strike
+        end
+
+        it 'returns score card array of arrays for 2 frames' do
+            repo = ScoreCard.new
+
+            repo.frame_score_array(5)
+            repo.frame_score_array(5)
+            repo.score_card
+            repo.frame_score_array(10)
+            repo.score_card
+            expect(repo.print_total_score).to eq [[5, 5], [10]] # Frame 1 & Frame 2
+        end
+    end
+
+    context 'Keeps a check of the current frame' do
+        it 'returns frame true' do
+            repo = ScoreCard.new
+
+            repo.frames_counter
+            repo.frames_counter
+            repo.frames_counter
+            repo.frames_counter
+            repo.frames_counter
+            repo.frames_counter
+            repo.frames_counter
+            repo.frames_counter
+            repo.frames_counter
+            repo.frames_counter
+
+            expect(repo.frames_counter).to eq false 
+        end
+    end
+end
diff --git a/spec/score_entry_spec.rb b/spec/score_entry_spec.rb
new file mode 100644
index 00000000..1ff47a5d
--- /dev/null
+++ b/spec/score_entry_spec.rb
@@ -0,0 +1,27 @@
+require 'score_entry'
+
+RSpec.describe ScoreEntry do
+    context 'test the entry scoring system' do
+        it 'returns stike if roll one eq 10' do
+            repo = ScoreEntry.new(1, 10)
+            expect(repo.roll).to eq 1
+        end
+
+        it 'returns roll one score' do
+            repo = ScoreEntry.new(1, 5)
+            expect(repo.score).to eq 5
+        end
+    end
+
+    context 'test the entry scoring system' do
+        it 'returns spare if roll two eq 10' do
+            repo = ScoreEntry.new(2, 10)
+            expect(repo.roll).to eq 2
+        end
+
+        it 'returns roll two score' do
+            repo = ScoreEntry.new(2, 5)
+            expect(repo.score).to eq 5
+        end
+    end
+end
\ No newline at end of file
diff --git a/spec/score_total_spec.rb b/spec/score_total_spec.rb
new file mode 100644
index 00000000..29c38a8b
--- /dev/null
+++ b/spec/score_total_spec.rb
@@ -0,0 +1,70 @@
+require 'score_total'
+
+RSpec.describe ScoreTotal do
+    context 'calculates the score after a stike' do 
+        it 'returns strike frame after next frame' do
+            repo = ScoreTotal.new
+            
+            expect(repo.strike_score([[10],[5, 2]])).to eq [[17], [5, 2]]
+        end
+
+        it 'returns 30 after after next frame strike' do
+            repo = ScoreTotal.new
+            
+            expect(repo.strike_score([[10],[5, 2],[10],[10]])).to eq [[17], [5, 2], [30], [10]]
+        end
+
+        it 'returns 30 after after next frame strike' do
+            repo = ScoreTotal.new
+            
+            expect(repo.strike_score([[10],[5, 2],[10],[10],[0,0],[10],[9, 1],[10]])).to eq [[17], [5, 2], [30], [10], [0, 0], [20], [9, 1], [10]]
+        end
+    end
+
+    context 'calculates the score after a spare' do 
+        it 'returns spare frame after next frame' do
+            repo = ScoreTotal.new
+            repo.strike_score([[10],[5, 2]])
+            expect(repo.spare_score).to eq [[17], [5, 2]]
+        end
+
+        it 'returns 20 after after next frame spare' do
+            repo = ScoreTotal.new
+            repo.strike_score([[10],[5, 2],[10],[10]])
+            expect(repo.spare_score).to eq [[17], [5, 2], [30], [10]]
+        end
+
+        it 'returns 30 after after next frame spare' do
+            repo = ScoreTotal.new
+            repo.strike_score([[10],[5, 2],[10],[10],[0,0],[10],[9, 1],[10]])
+            expect(repo.spare_score).to eq [[17], [5, 2], [30], [10], [0, 0], [20], [20], [10]]
+        end
+
+        it 'returns 30 after after next frame spare' do
+            repo = ScoreTotal.new
+            repo.strike_score([[10],[5, 5],[5, 0],[10],[0,0],[10],[9, 1],[10]])
+            expect(repo.spare_score).to eq [[20], [15], [5, 0], [10], [0, 0], [20], [20], [10]]
+        end
+    end
+
+    context 'calculates the total score' do 
+        it 'returns total' do
+            repo = ScoreTotal.new
+            repo.strike_score([[10],[5, 2],[10],[10],[0,0],[10],[9, 1],[10]])
+            repo.spare_score
+            expect(repo.total_score).to eq 114
+        end
+    end
+
+    context 'prints score card' do 
+        it 'returns score card' do
+            repo = ScoreTotal.new
+            repo.strike_score([[10],[5, 2],[10],[10],[0,0],[10],[9, 1],[10]])
+            repo.spare_score
+            expect(repo.print_score_card).to eq [[17], [5, 2], [30], [10], [0, 0], [20], [20], [10]]
+        end
+    end
+end
+
+
+
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
new file mode 100644
index 00000000..6d767f83
--- /dev/null
+++ b/spec/spec_helper.rb
@@ -0,0 +1,110 @@
+ENV['ENV'] = 'test'
+
+require 'simplecov'
+require 'simplecov-console'
+
+SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter.new([
+  SimpleCov::Formatter::Console,
+  # Want a nice code coverage website? Uncomment this next line!
+  # SimpleCov::Formatter::HTMLFormatter
+])
+SimpleCov.start
+
+# 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://relishapp.com/rspec/rspec-core/docs/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