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Access to the Tarbuck/Lutgens/Tasa Earth Science, Twelfth Edition Companion Website is included with the purchase of a new textbook. You will find instructions for accessing the site on the "Your Access to Success" card in the front of the book.

If you have an Access Code, but have not yet registered, please do so here.

If your textbook did not include a valid Access Code or if you bought a used book, you can:

  • Purchase Access Now
    Using your Visa, MasterCard or American Express, you can establish a subscription to this website now. This purchase will grant you access to the online materials.

  • You WILL NOT receive shipment of a book or access code or any other print product as a result of an online purchase.

Basic access to the Tarbuck/Lutgens/Tasa Earth Science, Twelfth Edition Companion Website is included with your professional copy of the textbook. You will find instructions for accessing the site on the "Your Access to Success" card in the front of the book.

Instructor-level access to this site's GradeTracker tool requires registration as follows:

Have an Account?

If you already have access to one of these Pearson resources below:

  • • The Instructor Resource Center
  • • CourseCompass
  • • A OneKey course

you can simply self register for this GradeTracker site by providing your personal login name and password and following the on-screen directions.

Not Sure?

If you have a Pearson login but are unsure whether it is valid for any of these resources, you can check by logging into your Account Summary.

Need an account?

Your one time Pearson registration opens the door to Prentice Hall's premium digital resources.  As a registered faculty member, you can log in directly to premium online products, download resource files, and receive immediate access and instructions for installing Course Management content to your campus server.

To begin:

  1. 1. Click here and provide the requested information so Pearson can verify your faculty status. Within 24 hours you will receive an access code via email along with registration instructions.
  2. 2. Once you have registered with Pearson, following the instructions in Step 1, you will then need to return to this page and follow the instructions in "Have an Account?" above.

Please print this screen as a reminder.