Supplemental Instruction Schedule

SI Schedule

Supplemental Instruction is available for a wide range of math and science courses! Select your courses below to find and access current sessions. To select from the full list of courses supported by both SI and Drop-In Tutoring, visit the Search by Course page. If you have questions about access or wish to request any disability-related accommodations, please contact us at

  • If this is your first time using Zoom, visit our help page to install the app and get set up: Getting Started with Zoom.
  • To connect to a session:
    1. Sign in to your university Zoom account at
    2. Click on a green Zoom button below. The Zoom app will launch automatically to join the meeting.

Select your courses below

TDrop-In Tutoring – Free 1-on-1 tutoring from our CRLA-certified tutors

SISupplemental Instruction – Free 50-minute collaborative study sessions


All times on this page are in MST (Arizona time). The current time is  .

THINK TANK offers two-hour, course-specific math exam reviews in various courses during the fall and spring semesters. To learn more about Math Exam Prep and register for a session, please click the button below.

Math Exam Prep