Naval War College ? Wargaming Department

Department page describing applied gaming, methods, and how wargaming supports leadership education and analysis.

Princeton Review GRE Practice

Free practice test access, strategy sessions, and sample GRE questions.

3Blue1Brown (YouTube)

Visual, intuitive explanations of advanced concepts like linear algebra, calculus, Fourier transforms, and neural networks using stunning animations.

FreeCodeCamp - Data Analysis with Python

Full curriculum teaching Python for data analysis, including Pandas, NumPy, data cleaning, and visualization, with projects.

Tableau Public Resources

Free resources and tutorials for using Tableau to create interactive visualizations and dashboards.

OpenIntro Statistics

Free, open-source statistics textbook with R labs and applied data analysis examples.

Udemy

Udemy is a global learning platform offering self-paced courses in analytics, statistics, and decision modeling?ideal for those pursuing or preparing for a U.S. Army ORSA role.

Build a Large Language Model from Scratch

Charanpal Dhanjal

A hands-on guide to constructing your own LLM using modern machine learning techniques

CS50?s Introduction to Python

Harvard?s free course introducing programming using Python, with video lectures, notes, and problem sets.

OpenLearn - Learn to Code for Data Analysis

Free Open University course introducing Python programming in the context of data analysis.

Coursera

Offers beginner-friendly courses from top institutions like IBM and Duke. You can audit many courses for free, including topics like Excel, SQL, Python, and data visualization.

The AI-Driven Leader

Erik R. Peterson

A guide to leveraging AI for smarter decision-making and leadership strategies

Google Data Analytics Certificate (Audit Free)

Comprehensive beginner-to-intermediate program covering spreadsheets, SQL, R, visualization, and analytics workflows; free in audit mode.

edX

edX is an American massive open online course provider created by Harvard and MIT. It hosts online university-level courses in a wide range of disciplines to a worldwide student body, including some courses at no charge.

Dataquest Free Data Analysis Courses

Browser-based lessons in Python, SQL, and data visualization; first modules free.

W3Schools SQL

Beginner-friendly SQL tutorials with examples of queries, joins, constraints, and subqueries, plus an interactive editor.

edX - Data Analysis for Life Sciences

Harvard's free online courses teaching statistics, inference, modeling, and machine learning in the context of data science.

Manhattan Review Free GRE Resources

Free practice problems, diagnostic tests, and study tips from test prep experts.

R-Bloggers

Aggregator of hundreds of blogs covering R tutorials, packages, and real-world data science applications.

CNA ? Gaming & Integration Program

Designs, facilitates, and analyzes sponsor-focused wargames for DoD and government decision-makers.