Current Textbook Buyback - Spring 2026

MBS Direct Online Textbook Buyback

This year's Textbook Buyback will be a self-service online buyback, offered by MBS Direct via the SI Online Bookstore. Please follow the Instructions at the following link:

Click here for Buyback instructions.

Click here for the Online Buyback site:

Note: The buyback transaction is strictly between you and MBS Direct. SI and its Bookstore are not directly involved in the transaction. For questions or customer service, contact MBS Direct at 1-800-325-3252 or email VB@bncservices.com

SI Online Bookstore (Operated by MBS Direct)

TEXTBOOKS FOR FALL 2026 WILL BE AVAILABLE JULY 27, 2026

All textbooks, eBooks and paperback fiction are sold at the SI Online Bookstore (Operated by MBS Direct) at the following link. (Not all courses have required textbooks. If a course is not listed on the SI Online Bookstore, the teacher will provide details regarding materials that will be used instead.)

Click here for the SI Online Bookstore (Operated by MBS Direct) - Open June 5 for Summer Session Only - Open July 27, 2026 for Fall 2026

IMPORTANT: PARENTS MAKING PURCHASES - If ordering digital items, be sure to enter the student's SI email address in the step that allows the entry of the student's own email address. Do NOT use your parent email address for this step.

Note: Your transaction will be with MBS Direct. The SI Bookstore is not involved. If you have any technical or ordering questions, contact Customer Service at MBS Direct at 1-800-325-3252 or email VB@bncservices.com

Accessing Digital Books - Tips For Students - Click Here

Accessing Your Bookshelf - Digital Book Access Begins Here - Click Here

Digital vs. Printed Books - Pros and Cons - Click Here

Course Readers - Distributed On Campus

The following courses have required Course Readers.

IMPORTANT: If you are enrolled in one of these courses, course readers will be distributed during Orientation / Registration (Dates Below).