Supplemental materials for the 2026 syllabus are now available for free on this site. You can either select the supplemental materials for a separate free download, or they will be included as a second file with your theory materials download. Please note: updates were only applied to Level 3 theory books and above. Levels 1 and 2 are already up to date with current requirements.

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Requests? Edits? Changes?

We’re always looking for ways to make our books even better! If you have suggestions, edits, or additions, click the “contact” button at the top of the page to let us know. We’ve been working hard to address all the great feedback we’ve received over the past year, and we truly appreciate your help. Keep those ideas coming—we’re excited to keep improving together! You can also email us at 4srsom@gmail.com.