diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+
+server/__pycache__/
diff --git a/README.md b/README.md
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+# Sample Project: Activity to Practice Piano Notes
+
+This project provides a work-in-progress codebase for a web-based activity that assists in learning the piano.
+
+The project has two parts:
+
+* A server (written in Python using Flask) which manages the data for the application
+* A client (written in ES6 using React) which displays the activity to the user in a web browser
+
+## Getting up and running
+
+* Make sure python (version 3.5+) and node JS are installed on your system
+* Install Flask into the python environment using `pip install flask`
+* Navigate to the `client` folder and run `npm install`
+* Once dependencies are installed, run `npm run build` to build the client project
+* Navigate to the `server` folder, run `python run_server.py`
+* Open http://localhost:5000/ to access the activity
+
+## Task
+
+This is a small starter project which we hope will become a fully-fledged activity. Your task is to add new functionality to this project to produce a working end product.
+
+# New Functionality to Implement
+
+The server and client need to be finished off such that:
+
+## Server
+* notes are served in a sequence (at the moment the same note is served over and over again - perhaps this could make a tune?)
+* keys pressed by the user are checked on the server, against the current note in the sequence
+* the sequence of notes progresses when the user provides the correct key (until the end of the sequence)
+* a new method is added which provides the user with summary data of correct/incorrect attempts within the provided sequence
+
+## Client
+* when a key is pressed, it is checked with the server (using this.props.checkAnswer in App.js) to determine if this is the matching key, and feedback is given to the user (in a user-friendly manner of your design)
+* the next note is then requested from the server, and displayed to the user
+* a way for the activity to be completed, and a summary reported to the user's of their success (e.g. which keys were correct, and which they need to work on)
+
+### Extension Ideas:
+
+Demonstrate what you can do by adding your own functionality, e.g.
+* storage of data in a data store (e.g. sqlite)
+* support for multiple users: logging into a user session and storing where each user is up to in the activity
+* improvement of look and feel, e.g. show off some CSS artisanry (or add other packages such as SCSS), or add audio when pressing the keys
+* add unit tests that provide good testing coverage
+* add a Redux store to the project such that state is no longer stored within App.js
+* user results are reported on a separate page which can also be navigated to as a single page app (SPA)
+* additional functionality of your choosing which adds educational value to the activity (be creative!)
+* add a way for users to share their results, or upload their own sequences/tunes to teach each other
+
+# Next Steps
+Implement as much as you reasonably can, and document any ideas that you don't have the time to build - we may have the opportunity to try and implement some of them together.
+
diff --git a/client/.gitignore b/client/.gitignore
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+++ b/client/.gitignore
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+# See https://help.github.com/ignore-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+
+# testing
+/coverage
+
+# production
+/build
+
+# misc
+.DS_Store
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+yarn.lock
diff --git a/client/README.md b/client/README.md
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+++ b/client/README.md
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+# Piano Activity - Client Code
+
+This is the client code for the piano activity
+
+The remainder of this README has been appropriated from create-react-app.
+
+## Folder Structure
+
+Your project should look like this:
+
+```
+client/
+ README.md
+ node_modules/
+ package.json
+ public/
+ index.html
+ favicon.ico
+ src/
+ App.css
+ App.js
+ App.test.js
+ index.css
+ index.js
+ Piano.css
+ Piano.js
+```
+
+For the project to build, **these files must exist with exact filenames**:
+
+* `public/index.html` is the page template;
+* `src/index.js` is the JavaScript entry point.
+
+You can delete or rename the other files.
+
+You may create subdirectories inside `src`. For faster rebuilds, only files inside `src` are processed by Webpack.
+You need to **put any JS and CSS files inside `src`**, otherwise Webpack won’t see them.
+
+Only files inside `public` can be used from `public/index.html`.
+Read instructions below for using assets from JavaScript and HTML.
+
+You can, however, create more top-level directories.
+They will not be included in the production build so you can use them for things like documentation.
+
+## Available Scripts
+
+In the project directory, you can run:
+
+### `npm start`
+
+Runs the app in the development mode.
+Open [http://localhost:3000](http://localhost:3000) to view it in the browser.
+
+The page will reload if you make edits.
+You will also see any lint errors in the console.
+
+### `npm test`
+
+Launches the test runner in the interactive watch mode.
+See the section about [running tests](#running-tests) for more information.
+
+### `npm run build`
+
+Builds the app for production to the `build` folder.
+It correctly bundles React in production mode and optimizes the build for the best performance.
+
+The build is minified and the filenames include the hashes.
+Your app is ready to be deployed!
+
+See the section about [deployment](#deployment) for more information.
+
+### `npm run eject`
+
+**Note: this is a one-way operation. Once you `eject`, you can’t go back!**
+
+If you aren’t satisfied with the build tool and configuration choices, you can `eject` at any time. This command will remove the single build dependency from your project.
+
+Instead, it will copy all the configuration files and the transitive dependencies (Webpack, Babel, ESLint, etc) right into your project so you have full control over them. All of the commands except `eject` will still work, but they will point to the copied scripts so you can tweak them. At this point you’re on your own.
+
+You don’t have to ever use `eject`. The curated feature set is suitable for small and middle deployments, and you shouldn’t feel obligated to use this feature. However we understand that this tool wouldn’t be useful if you couldn’t customize it when you are ready for it.
+
+## Supported Browsers
+
+By default, the generated project uses the latest version of React.
+
+You can refer [to the React documentation](https://reactjs.org/docs/react-dom.html#browser-support) for more information about supported browsers.
+
+## Supported Language Features and Polyfills
+
+This project supports a superset of the latest JavaScript standard.
+In addition to [ES6](https://github.com/lukehoban/es6features) syntax features, it also supports:
+
+* [Exponentiation Operator](https://github.com/rwaldron/exponentiation-operator) (ES2016).
+* [Async/await](https://github.com/tc39/ecmascript-asyncawait) (ES2017).
+* [Object Rest/Spread Properties](https://github.com/sebmarkbage/ecmascript-rest-spread) (stage 3 proposal).
+* [Dynamic import()](https://github.com/tc39/proposal-dynamic-import) (stage 3 proposal)
+* [Class Fields and Static Properties](https://github.com/tc39/proposal-class-public-fields) (part of stage 3 proposal).
+* [JSX](https://facebook.github.io/react/docs/introducing-jsx.html) and [Flow](https://flowtype.org/) syntax.
+
+Learn more about [different proposal stages](https://babeljs.io/docs/plugins/#presets-stage-x-experimental-presets-).
+
+While we recommend using experimental proposals with some caution, Facebook heavily uses these features in the product code, so we intend to provide [codemods](https://medium.com/@cpojer/effective-javascript-codemods-5a6686bb46fb) if any of these proposals change in the future.
+
+Note that **the project only includes a few ES6 [polyfills](https://en.wikipedia.org/wiki/Polyfill)**:
+
+* [`Object.assign()`](https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Object/assign) via [`object-assign`](https://github.com/sindresorhus/object-assign).
+* [`Promise`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise) via [`promise`](https://github.com/then/promise).
+* [`fetch()`](https://developer.mozilla.org/en/docs/Web/API/Fetch_API) via [`whatwg-fetch`](https://github.com/github/fetch).
+
+If you use any other ES6+ features that need **runtime support** (such as `Array.from()` or `Symbol`), make sure you are including the appropriate polyfills manually, or that the browsers you are targeting already support them.
+
+Also note that using some newer syntax features like `for...of` or `[...nonArrayValue]` causes Babel to emit code that depends on ES6 runtime features and might not work without a polyfill. When in doubt, use [Babel REPL](https://babeljs.io/repl/) to see what any specific syntax compiles down to.
+
+## Syntax Highlighting in the Editor
+
+To configure the syntax highlighting in your favorite text editor, head to the [relevant Babel documentation page](https://babeljs.io/docs/editors) and follow the instructions. Some of the most popular editors are covered.
+
+## Displaying Lint Output in the Editor
+
+>Note: this feature is available with `react-scripts@0.2.0` and higher.
+>It also only works with npm 3 or higher.
+
+Some editors, including Sublime Text, Atom, and Visual Studio Code, provide plugins for ESLint.
+
+They are not required for linting. You should see the linter output right in your terminal as well as the browser console. However, if you prefer the lint results to appear right in your editor, there are some extra steps you can do.
+
+You would need to install an ESLint plugin for your editor first. Then, add a file called `.eslintrc` to the project root:
+
+```js
+{
+ "extends": "react-app"
+}
+```
+
+Now your editor should report the linting warnings.
+
+Note that even if you edit your `.eslintrc` file further, these changes will **only affect the editor integration**. They won’t affect the terminal and in-browser lint output. This is because Create React App intentionally provides a minimal set of rules that find common mistakes.
+
+If you want to enforce a coding style for your project, consider using [Prettier](https://github.com/jlongster/prettier) instead of ESLint style rules.
+
+## Debugging in the Editor
+
+**This feature is currently only supported by [Visual Studio Code](https://code.visualstudio.com) and [WebStorm](https://www.jetbrains.com/webstorm/).**
+
+Visual Studio Code and WebStorm support debugging out of the box with Create React App. This enables you as a developer to write and debug your React code without leaving the editor, and most importantly it enables you to have a continuous development workflow, where context switching is minimal, as you don’t have to switch between tools.
+
+### Visual Studio Code
+
+You would need to have the latest version of [VS Code](https://code.visualstudio.com) and VS Code [Chrome Debugger Extension](https://marketplace.visualstudio.com/items?itemName=msjsdiag.debugger-for-chrome) installed.
+
+Then add the block below to your `launch.json` file and put it inside the `.vscode` folder in your app’s root directory.
+
+```json
+{
+ "version": "0.2.0",
+ "configurations": [{
+ "name": "Chrome",
+ "type": "chrome",
+ "request": "launch",
+ "url": "http://localhost:3000",
+ "webRoot": "${workspaceRoot}/src",
+ "sourceMapPathOverrides": {
+ "webpack:///src/*": "${webRoot}/*"
+ }
+ }]
+}
+```
+>Note: the URL may be different if you've made adjustments via the [HOST or PORT environment variables](#advanced-configuration).
+
+Start your app by running `npm start`, and start debugging in VS Code by pressing `F5` or by clicking the green debug icon. You can now write code, set breakpoints, make changes to the code, and debug your newly modified code—all from your editor.
+
+Having problems with VS Code Debugging? Please see their [troubleshooting guide](https://github.com/Microsoft/vscode-chrome-debug/blob/master/README.md#troubleshooting).
+
+### WebStorm
+
+You would need to have [WebStorm](https://www.jetbrains.com/webstorm/) and [JetBrains IDE Support](https://chrome.google.com/webstore/detail/jetbrains-ide-support/hmhgeddbohgjknpmjagkdomcpobmllji) Chrome extension installed.
+
+In the WebStorm menu `Run` select `Edit Configurations...`. Then click `+` and select `JavaScript Debug`. Paste `http://localhost:3000` into the URL field and save the configuration.
+
+>Note: the URL may be different if you've made adjustments via the [HOST or PORT environment variables](#advanced-configuration).
+
+Start your app by running `npm start`, then press `^D` on macOS or `F9` on Windows and Linux or click the green debug icon to start debugging in WebStorm.
+
+The same way you can debug your application in IntelliJ IDEA Ultimate, PhpStorm, PyCharm Pro, and RubyMine.
+
+## Formatting Code Automatically
+
+Prettier is an opinionated code formatter with support for JavaScript, CSS and JSON. With Prettier you can format the code you write automatically to ensure a code style within your project. See the [Prettier's GitHub page](https://github.com/prettier/prettier) for more information, and look at this [page to see it in action](https://prettier.github.io/prettier/).
+
+To format our code whenever we make a commit in git, we need to install the following dependencies:
+
+```sh
+npm install --save husky lint-staged prettier
+```
+
+Alternatively you may use `yarn`:
+
+```sh
+yarn add husky lint-staged prettier
+```
+
+* `husky` makes it easy to use githooks as if they are npm scripts.
+* `lint-staged` allows us to run scripts on staged files in git. See this [blog post about lint-staged to learn more about it](https://medium.com/@okonetchnikov/make-linting-great-again-f3890e1ad6b8).
+* `prettier` is the JavaScript formatter we will run before commits.
+
+Now we can make sure every file is formatted correctly by adding a few lines to the `package.json` in the project root.
+
+Add the following line to `scripts` section:
+
+```diff
+ "scripts": {
++ "precommit": "lint-staged",
+ "start": "react-scripts start",
+ "build": "react-scripts build",
+```
+
+Next we add a 'lint-staged' field to the `package.json`, for example:
+
+```diff
+ "dependencies": {
+ // ...
+ },
++ "lint-staged": {
++ "src/**/*.{js,jsx,json,css}": [
++ "prettier --single-quote --write",
++ "git add"
++ ]
++ },
+ "scripts": {
+```
+
+Now, whenever you make a commit, Prettier will format the changed files automatically. You can also run `./node_modules/.bin/prettier --single-quote --write "src/**/*.{js,jsx,json,css}"` to format your entire project for the first time.
+
+Next you might want to integrate Prettier in your favorite editor. Read the section on [Editor Integration](https://prettier.io/docs/en/editors.html) on the Prettier GitHub page.
+
+## Changing the Page `
`
+
+You can find the source HTML file in the `public` folder of the generated project. You may edit the `` tag in it to change the title from “React App” to anything else.
+
+Note that normally you wouldn’t edit files in the `public` folder very often. For example, [adding a stylesheet](#adding-a-stylesheet) is done without touching the HTML.
+
+If you need to dynamically update the page title based on the content, you can use the browser [`document.title`](https://developer.mozilla.org/en-US/docs/Web/API/Document/title) API. For more complex scenarios when you want to change the title from React components, you can use [React Helmet](https://github.com/nfl/react-helmet), a third party library.
+
+If you use a custom server for your app in production and want to modify the title before it gets sent to the browser, you can follow advice in [this section](#generating-dynamic-meta-tags-on-the-server). Alternatively, you can pre-build each page as a static HTML file which then loads the JavaScript bundle, which is covered [here](#pre-rendering-into-static-html-files).
+
+## Installing a Dependency
+
+The generated project includes React and ReactDOM as dependencies. It also includes a set of scripts used by Create React App as a development dependency. You may install other dependencies (for example, React Router) with `npm`:
+
+```sh
+npm install --save react-router
+```
+
+Alternatively you may use `yarn`:
+
+```sh
+yarn add react-router
+```
+
+This works for any library, not just `react-router`.
+
+## Importing a Component
+
+This project setup supports ES6 modules thanks to Babel.
+While you can still use `require()` and `module.exports`, we encourage you to use [`import` and `export`](http://exploringjs.com/es6/ch_modules.html) instead.
+
+For example:
+
+### `Button.js`
+
+```js
+import React, { Component } from 'react';
+
+class Button extends Component {
+ render() {
+ // ...
+ }
+}
+
+export default Button; // Don’t forget to use export default!
+```
+
+### `DangerButton.js`
+
+
+```js
+import React, { Component } from 'react';
+import Button from './Button'; // Import a component from another file
+
+class DangerButton extends Component {
+ render() {
+ return ;
+ }
+}
+
+export default DangerButton;
+```
+
+Be aware of the [difference between default and named exports](http://stackoverflow.com/questions/36795819/react-native-es-6-when-should-i-use-curly-braces-for-import/36796281#36796281). It is a common source of mistakes.
+
+We suggest that you stick to using default imports and exports when a module only exports a single thing (for example, a component). That’s what you get when you use `export default Button` and `import Button from './Button'`.
+
+Named exports are useful for utility modules that export several functions. A module may have at most one default export and as many named exports as you like.
+
+Learn more about ES6 modules:
+
+* [When to use the curly braces?](http://stackoverflow.com/questions/36795819/react-native-es-6-when-should-i-use-curly-braces-for-import/36796281#36796281)
+* [Exploring ES6: Modules](http://exploringjs.com/es6/ch_modules.html)
+* [Understanding ES6: Modules](https://leanpub.com/understandinges6/read#leanpub-auto-encapsulating-code-with-modules)
+
+
+## Adding a Stylesheet
+
+This project setup uses [Webpack](https://webpack.js.org/) for handling all assets. Webpack offers a custom way of “extending” the concept of `import` beyond JavaScript. To express that a JavaScript file depends on a CSS file, you need to **import the CSS from the JavaScript file**:
+
+### `Button.css`
+
+```css
+.Button {
+ padding: 20px;
+}
+```
+
+### `Button.js`
+
+```js
+import React, { Component } from 'react';
+import './Button.css'; // Tell Webpack that Button.js uses these styles
+
+class Button extends Component {
+ render() {
+ // You can use them as regular CSS styles
+ return ;
+ }
+}
+```
+
+**This is not required for React** but many people find this feature convenient. You can read about the benefits of this approach [here](https://medium.com/seek-ui-engineering/block-element-modifying-your-javascript-components-d7f99fcab52b). However you should be aware that this makes your code less portable to other build tools and environments than Webpack.
+
+In development, expressing dependencies this way allows your styles to be reloaded on the fly as you edit them. In production, all CSS files will be concatenated into a single minified `.css` file in the build output.
+
+If you are concerned about using Webpack-specific semantics, you can put all your CSS right into `src/index.css`. It would still be imported from `src/index.js`, but you could always remove that import if you later migrate to a different build tool.
+
+## Post-Processing CSS
+
+This project setup minifies your CSS and adds vendor prefixes to it automatically through [Autoprefixer](https://github.com/postcss/autoprefixer) so you don’t need to worry about it.
+
+For example, this:
+
+```css
+.App {
+ display: flex;
+ flex-direction: row;
+ align-items: center;
+}
+```
+
+becomes this:
+
+```css
+.App {
+ display: -webkit-box;
+ display: -ms-flexbox;
+ display: flex;
+ -webkit-box-orient: horizontal;
+ -webkit-box-direction: normal;
+ -ms-flex-direction: row;
+ flex-direction: row;
+ -webkit-box-align: center;
+ -ms-flex-align: center;
+ align-items: center;
+}
+```
+
+If you need to disable autoprefixing for some reason, [follow this section](https://github.com/postcss/autoprefixer#disabling).
+
+## Adding a CSS Preprocessor (Sass, Less etc.)
+
+Generally, we recommend that you don’t reuse the same CSS classes across different components. For example, instead of using a `.Button` CSS class in `` and `` components, we recommend creating a `