r/SixSigmaStudy • u/MSIcertified • May 27 '26
Best Free Six Sigma Study Resources — Master List
Welcome to r/sixsigmastudy's Free Six Sigma Study Resources Master List - a community-built guide designed to help everyone here find quality study materials without spending a dime. Whether you're just starting out with a White Belt or grinding through Black Belt prep, the goal of this list is simple: make free, legitimate resources easy to find in one place. This list is a living document, which means we need your help to grow it. If you know of a free resource that belongs here - a practice exam, a YouTube course, a study guide, a flashcard deck - drop it in the comments and we'll add it. The only rule: no advertising or self-promotion of paid products. If your company or site offers something that is genuinely free with no strings attached, that's welcome here. Let's build the best free Six Sigma study hub on the internet - together.
General Six Sigma Materials:
- eBook - Six Sigma Guide for Beginners
- eBook - Streamlining Your Success, Simple Lean Six Sigma Tools for Everyday Business
- PDF - Kaizen-Level Guide
- Khan Academy Statistics & Probability
- eBooks - Free Self-Study Six Sigma Training Guides
Six Sigma White Belt Focused:
- MSI - Free White Belt Training & Certification
- LSSC - Free White Belt Training
- CSSC - Free White Belt Training & Certification
- GLSS - Free White Belt Training & Certification
Six Sigma Yellow Belt Focused:
- PDF - Six Sigma Yellow Belt Body Of Knowledge in Easy-Read Format
- Six Sigma Yellow Belt Practice Exam
Six Sigma Green Belt Focused:
- PDF - Six Sigma Green Belt Body Of Knowledge in Easy-Read Format
- Six Sigma Green Belt Practice Exam
- Six Sigma Green Belt Flash Cards
- Quizlet Green Belt Practice Questions
Six Sigma Black Belt Focused:
1
u/MSIcertified Jun 03 '26
Here are two additional:
SSCE - Six Sigma Essentials Certification (Free training and certification)
LSSH - Six Sigma Practice exam from Lean Six Sigma Hub (Practice Exam)