How to Spell Like a Champ
by Barrie Trinkle, Carolyn Andrews, and Paige Kimble

This book is packed with helpful information! It covers the necessary basics of most of the spelling bee’s troublesome languages, as well as providing other tips, tricks, and lists that will guide you to spelling success. It is more concise than other spelling books & explains the fundamental patterns of the languages in an easy to understand format.

The Big Book of Words You Should Know
by David Olsen, Michelle Bevilacqua, and Justin Cord Hayes

The Big Book of Words is a collection of 3,000+ words that every spelling novice should know. It includes many spelling bee words common on the district and regional levels, accompanied by engaging definitions and sentences that help to build vocabulary.

Consolidated Word List (CWL)

Championship Words

Common Roots and Stems

Prefixes and Suffixes

Scripps Archives

Paideia

Words of Wisdom
by Scott Remer

If you really want to master your languages, this is the book for you. It is dense with in-depth analysis and breakdowns of just about every etymology. It also contains massive lists of words to accompany each language, grouped by sounds and letter patterns. The words are expertly selected and are highly likely to appear in the SNSB. Also included are lots of helpful tips on what to do in every stage of the spelling bee, from the moment you start preparing to your time on the big stage. Overall, this book is a must-have for any speller whose goal is to compete on the national level.

The Greek and Latin Roots of English (fifth edition)
by Tamara M. Green

For a speller looking to learn Greek and Latin roots, this book is a great resource. It is divided into sections explaining the mechanics and basic principles of Latin and Greek, and then divided into sections discussing roots common in certain fields and areas of study. It includes exercises and application questions that help the speller gain a better understanding of how to use roots and stems to assemble words. An index of all common stems and roots from Latin and Greek is included in the back of the book.

Words from the Champs
by Sriram and Jairam Hathwar

This book is a massive list packed with over 10,000 difficult to spell words selected by two incredibly experienced and knowledgeable champions. It is incredibly worthwhile to read through and familiarize yourself with the words included.