RAND ? Wargaming
Overview of RAND?s analytic wargaming practice, including tabletop, seminar, and computer-supported games used for research and decision support.
Kaggle Learn R
Hands-on mini-courses for R programming, data visualization, and machine learning with interactive notebooks in the browser.
Test Guide - GRE Practice
Large collection of free online GRE practice tests and section-specific drills.
RADACAD Power BI Blog
Practical tutorials and tips on Power BI modeling, DAX, Power Query, and real-world scenarios written by MVPs.
The Coming Wave
Mustafa Suleyman
A visionary look at how emerging technologies will reshape the 21st century
PAXsims (Conflict Simulation & Wargaming)
Long-running blog on serious games and wargaming for policy, education, and analysis with news, methods, and reviews.
Enterprise DNA Blog
Tutorials and case studies focused on practical Power BI usage, advanced DAX, and visualization techniques.
Microsoft Learn - Data Analysis
Free learning paths covering data analysis basics and Power BI dashboards directly from Microsoft.
Build a Large Language Model from Scratch
Charanpal Dhanjal
A hands-on guide to constructing your own LLM using modern machine learning techniques
HackerRank SQL Domain
SQL challenges of varying difficulty levels with instant online feedback, great for structured practice.
Mode SQL Tutorial
Practical SQL lessons taught in-browser, with real-world datasets and instant feedback for analysts.
Springboard Data Analytics Curriculum (Free Prep)
Introductory lessons and exercises to build foundation skills in Excel, SQL, and data storytelling.
MySQL Tutorial
Extensive resource for learning MySQL with examples, from installation and schema design to joins and triggers.
Khan Academy - Advanced Math
Free structured lessons with videos and practice exercises covering algebra, calculus, statistics, linear algebra, and differential equations.
Marine Corps Warfighting Lab ? Wargaming Division
USMC wargaming division supporting concept development and force design through iterative gaming and analysis.
Kasper On BI
Blog by a Microsoft program manager sharing deep-dive explanations of Power BI features and integrations with Azure and Excel.
Princeton Review GRE Practice
Free practice test access, strategy sessions, and sample GRE questions.
UK Fight Club (Professional Wargaming Network)
Community that promotes professional military wargaming and simulation activities across UK defense.
Mode Analytics SQL & Analytics Tutorials
Hands-on tutorials that blend SQL queries with practical data analysis tasks for business analysts.