McGraw-Hill offers a variety of supplements to assist the instructor with both preparation and classroom presentation. Materials that are specific to this text and that are available to the instructor include a text-specific Online Learning Center (OLC), which can be found at www.mhhe.com/sverdrup. Within the password-protected Online Learning Center instructors will find the Instructor's Manual, which includes answers to the Study Questions and Study Problems from the text. Also available to instructors is the Digital Content Manager CD-ROM. This multimedia collection of visual resources allows instructors to utilize artwork and photos from the text in multiple formats to create customized classroom presentations, visually-based tests and quizzes, dynamic course website content, or attractive printed support materials. The digital assets on this cross-platform 2 CD-ROM set are grouped by chapter within easy-to-use folders and provide access to 34 video segments from Scripps Institution of Oceanography, grouped by chapter to go with the seventh edition of this text. The Scripps video segments are also available on videotape.

PowerWeb: Oceanography can be accessed through the Online Learning Center, and contains articles from current magazines, newspapers, and journals; weekly updates of current issues; web research tips; an online library of updated research links to help you find the right information; up-to-the-minute headlines from around the world including course-specific and general news; and online quizzing and assessments for your students.

A Brownstone testing system containing questions specific to each chapter is available on a cross-platform CD-ROM to help instructors generate tests; and a set of overhead transparencies contains over 200 figures from the text. These ancillaries are available to instructors through their McGraw-Hill sales representative.

For those schools offering a laboratory with their oceanography course, McGraw-Hill offers an exceptional lab manual entitled "Investigating the Ocean" by R. Leckie and R. Yuretich of University of Massachusetts-Amherst. Additional earth science supplements offered by McGraw-Hill which are appropriate for this course include the Journey Through Geology CD-ROM by the Smithsonian Institution; the JLM Visuals Physical Geology Photo CD; and a geoscience videotape library. Contact your McGraw-Hill sales representative for details on these products.