Naval War College ? Research & Wargaming
Institutional hub for naval and joint wargaming?education, research collaborations, and sponsor-driven games.
AI Engineering
Andrew Ng
A practical framework for building real-world AI applications from foundational principles
Paul?s Online Math Notes
Comprehensive lecture notes, examples, and problem sets on calculus, differential equations, algebra, and more, written in an accessible format.
CS50?s Introduction to Python
Harvard?s free course introducing programming using Python, with video lectures, notes, and problem sets.
LearnPython.org
Interactive, browser-based Python tutorials ranging from basic syntax to advanced modules.
Mode Analytics SQL & Analytics Tutorials
Hands-on tutorials that blend SQL queries with practical data analysis tasks for business analysts.
Kasper On BI
Blog by a Microsoft program manager sharing deep-dive explanations of Power BI features and integrations with Azure and Excel.
Automate the Boring Stuff with Python
A free online book teaching Python through practical examples like automating tasks, web scraping, and file management.
Saylor Academy - Mathematics
Free, full-length math courses (Linear Algebra, Abstract Algebra, Real Analysis, etc.) with exams and certificates.
Coursera - Math for Machine Learning (Audit Free)
University of London courses on linear algebra, multivariate calculus, and statistics for machine learning, available free in audit mode.
Swirl: Learn R in R
An interactive R package that teaches R programming and data science concepts directly inside the R console.
Test Guide - GRE Practice
Large collection of free online GRE practice tests and section-specific drills.
Springboard Data Analytics Curriculum (Free Prep)
Introductory lessons and exercises to build foundation skills in Excel, SQL, and data storytelling.
Tableau Public Resources
Free resources and tutorials for using Tableau to create interactive visualizations and dashboards.
Khan Academy - Intro to SQL
Beginner-friendly course teaching SQL fundamentals with practice problems and video explanations.
Ready4GRE Vocabulary App
Free app with flashcards, quizzes, and personalized study plans for GRE vocabulary practice.
CNA ? Gaming & Integration Program
Designs, facilitates, and analyzes sponsor-focused wargames for DoD and government decision-makers.
Khan Academy - Advanced Math
Free structured lessons with videos and practice exercises covering algebra, calculus, statistics, linear algebra, and differential equations.
CrunchPrep GRE Blog
Guides and strategies for GRE preparation including word lists, essay templates, and quantitative shortcuts.