digraph G  {

    /* Ruby I */
    subgraph cluster_0 {
        label = "Ruby I";
        "Data Types" [style=filled];
        "Return Values & Side Effects" [style=filled];
        "Methods & Arguments" [style=filled];
        "Loops & Conditions" [style=filled];
        "Strings" [style=filled];
        "Arrays" [style=filled];
        "Enumeration" [style=filled];
        "Symbols" [style=filled];
        "Hashes" [style=filled];
        "Testing (RSpec)" [style=filled];
        "Variable Scope";
        "Gems" [style=filled];
        "Gemfile + Bundler" [style=filled];
        "Ruby I Project" [shape=box; style=filled];

        "Loops & Conditions" -> "Enumeration";
        "Data Types" -> "Arrays";
        "Data Types" -> "Symbols";
        "Arrays" -> "Hashes";
        "Arrays" -> "Enumeration";
        "Symbols" -> "Hashes";
        "Ruby I Project";
        "Return Values & Side Effects" -> "Methods & Arguments";
        "Data Types" -> "Methods & Arguments";
        "Methods & Arguments" -> "Variable Scope";
        "Testing (RSpec)";
        /* "Enumeration" -> "Encryptor"; */
        /* "Hashes" -> "Encryptor"; */
        "Enumeration" -> "Ruby I Project";
        "Methods & Arguments" -> "Ruby I Project";
        "Data Types" -> "Strings";
    }

    /* Ruby II */
    subgraph cluster_4 {
        label = "Ruby II"
        "Object Attributes";
        "Object Methods";
        "Time In Ruby";
        "Object Inheritance";
        "Blocks, Procs and Lambdas";
        "Ruby II Project" [shape=box];
        "Ruby I Project" -> "Classes & Objects";
        "Classes & Objects" -> "Object Attributes";
        "Classes & Objects" -> "Object Methods";
        "Object Methods" -> "Object Inheritance";
        "Object Attributes" -> "Object Inheritance";
        "Object Inheritance" -> "Ruby II Project";
    }

    /* Databases */
    subgraph cluster_1 {
        label = "Databases"
        "SQL";
        "Architecting a DB Schema";
        "SQL Joins & Primary Keys";
        "ActiveRecord CRUD";
        "ActiveRecord 1:many";
        "ActiveRecord many:many";
        "ActiveRecord many:many through";
        "SQL Indexes and Foreign Keys";
        "ActiveRecord Project" [shape=box];
        "CSV Import/Export" [style=dotted];

        "Ruby II Project" -> "ActiveRecord CRUD";

        "SQL" -> "ActiveRecord CRUD";
        "SQL" -> "Architecting a DB Schema";
        "Architecting a DB Schema" -> "SQL Joins & Primary Keys";
        "SQL Joins & Primary Keys" -> "SQL Indexes and Foreign Keys";
        "ActiveRecord CRUD" -> "ActiveRecord 1:many";
        "ActiveRecord 1:many" -> "ActiveRecord many:many";
        "ActiveRecord many:many" -> "ActiveRecord many:many through";
        "ActiveRecord many:many through" -> "ActiveRecord Project";
    }

    

    /* HTML & CSS */
    subgraph cluster_2 {
        label = "HTML & CSS";
        "DOM" [style=filled];
        "Classes & IDs" [style=filled];
        "Importing CSS and JS files" [style=filled];
        "HTML Tags" [style=filled];
        "CSS Selectors" [style=filled];
        "CSS Styles" [style=filled];
        "The Box Model" [style=filled];
        "Positioning & Layout";
        "Pseudoselectors";
        "CSS Animations";
        "Good Design" [style=filled];
        "Responsive Design Patterns";
        "Twitter Bootstrap (Frameworks)";

        "HTML & CSS Project" [shape=box];
        "Importing CSS and JS files";
        "Classes & IDs" -> "CSS Selectors";
        "HTML Tags" -> "CSS Styles";
        "HTML Tags" -> "DOM";
        "HTML Tags" -> "Classes & IDs";
        "CSS Selectors" -> "The Box Model";
        "CSS Styles" -> "The Box Model";
        "The Box Model" -> "Positioning & Layout";
        "CSS Selectors" -> "Pseudoselectors";
        "Pseudoselectors" -> "CSS Animations";
        "CSS Animations" -> "HTML & CSS Project";
        "Positioning & Layout" -> "Responsive Design Patterns";
        "Good Design" -> "Twitter Bootstrap (Frameworks)";
        "Responsive Design Patterns" -> "Twitter Bootstrap (Frameworks)";
        "DOM" -> "The Box Model";

    }



    /* The Web */
    subgraph cluster_3 {
        label = "The Web"
        "Languages" [style=filled];
        "Frameworks" [style=filled];
        "Parameters vs Session/Cookies";
        "Ruby I Project";
        "ERB";
        "How Does The Internet Work?";
        "HTTP";
        /* "Ruby I Project" -> "ERB"; */
        "Sinatra Project" [shape=box];
        
        "HTML Forms";

        "How Does The Internet Work?" -> "HTTP";
        
        /* "HTML Tags" -> "HTML Forms"; */
        "HTTP" -> "Sinatra Basics";
        "HTTP" -> "HTML Forms";
        "Sinatra Basics" -> "Sinatra Project";
        
        "HTML Tags" -> "ERB";
        "ERB" -> "Sinatra Project";
        "HTML Forms" -> "Sinatra Project";
        /* "HTML & CSS Project" -> "Sinatra Project"; */
        "REST" -> "Sinatra Project";
        "Parameters vs Session/Cookies" -> "REST";
        /* "Sinatra Project" -> "Deploy Sinatra App to Heroku"; */
        
    }

    "Markdown" -> "Sinatra Project";

    /* Rails I */
    subgraph cluster_7 {
        label = "Rails I"
        "MVC Architecture";
        "Routing Parameters in Rails";
        "Rails Controllers & Routing";
        "Rails Views and Layouts";
        "Rails Models";
        "Rails View and Form Helpers";
        /* "ActiveRecord Relationships in Rails"; */
        "Rake Tasks";
        "Rails Model Validation";

        "Simple Rails Project" [shape=box];

        /*"Sinatra Project" -> "Rails Project I";
        "ActiveRecord Project" -> "Rails Project I";
        "HTML & CSS Project" -> "Rails Project I"; */
        "Rake Tasks" -> "Rails Models";
        "Rails Models" -> "Rails Model Validation";

        "Sinatra Project" -> "MVC Architecture";
        "MVC Architecture" -> "Rails Models";
        "MVC Architecture" -> "Rails Controllers & Routing";
        "MVC Architecture" -> "Rails Views and Layouts";

        "ActiveRecord Project" -> "Rails Models";
        "Rails Controllers & Routing" -> "Routing Parameters in Rails";
        "Rails Controllers & Routing" -> "Custom Controller Actions";
        
        "ERB" -> "Rails Views and Layouts";
        "Rails Views and Layouts" -> "Rails View and Form Helpers";

        "Rails Model Validation" -> "Simple Rails Project";
        "Routing Parameters in Rails" -> "Simple Rails Project";
        "Rails View and Form Helpers" -> "Simple Rails Project";
        "Custom Controller Actions" -> "Simple Rails Project";
        
        "User Authentication";
        "Asset Pipeline";
        /*"Simple Rails Project" -> "Deploy Rails App to Heroku";*/
    }

    /* Rails II */
    subgraph cluster_8 {
        label = "Rails II"
        "Rails Project II" [shape=box];
        "Simple Rails Project" -> "Rails Project II";
    }

    /* Javascript I */
    subgraph cluster_9 {
        label = "Javascript I"
        "History of Javascript (JS)";
        "JS Syntax & Data Types";
        "JS Conditions & Loops";
        "JS Functions";
        "JS Variable Scope + 'this'";
        "JS Objects and 'this'";
        "JS Timers" [style=dotted];

        "JS Anonymous Functions";
        "JS Partially Applied Functions";

        "JS Prototypal Inheritance";
        "JS Closures";
        "JS Project I" [shape=box];

        "History of Javascript (JS)" -> "JS Syntax & Data Types";
        "History of Javascript (JS)" -> "JS Functions";
        "History of Javascript (JS)" -> "JS Conditions & Loops";

        "JS Functions" -> "JS Variable Scope + 'this'";
        "JS Variable Scope + 'this'" -> "JS Objects and 'this'";

        "JS Functions" -> "JS Anonymous Functions";
        "JS Anonymous Functions" -> "JS Partially Applied Functions";
        "JS Functions" -> "JS Closures";
        "JS Functions" -> "JS Prototypal Inheritance";

        "JS Prototypal Inheritance" -> "JS Project I";
        "JS Closures" -> "JS Project I";
        "JS Partially Applied Functions" -> "JS Project I";
        "JS Objects and 'this'" -> "JS Project I";

        "JS Project I" -> "Rails Project II";
        /*"Ruby II Project" -> "History of Javascript (JS)";*/
        "Simple Rails Project" -> "History of Javascript (JS)";
}

    /* Command Line Interface */
    subgraph cluster_5 {
        label = "Command Line Interface";
        "CLI Scavenger Hunt" [shape=box; style=filled];
        "Learn CLI The Hard Way" [shape=box; style=filled];
    }

    /* Git & Github */
    subgraph cluster_6 {
        label = "Git & Github";
        "Git Immersion" [shape=box; style=filled];
        "Git Branching Tutorial" [shape=box; style=filled];
        "Deploy Github Personal Page" [shape=box; style=filled];
        "Deploy Sinatra App to Heroku" [shape=box];
        "Deploy Rails App to Heroku" [shape=box];
        "Merging Group Assignment" [shape=box];
        "Git Immersion" -> "Git Branching Tutorial";
        "Git Immersion" -> "Deploy Github Personal Page";
        "Deploy Github Personal Page" -> "Deploy Sinatra App to Heroku";
        "Deploy Sinatra App to Heroku" -> "Deploy Rails App to Heroku";
        "Git Branching Tutorial" -> "Merging Group Assignment";
    }

}