All student online course materials for this book are delivered in Blackboard and are available free when packaged witha new copy of the textbook.

OneKey for students includes:

• Animations covering key concepts
• Online study guide with automatically graded chapter quizzes
• e-book tied to chapter assessment
• DK World Reference File - an invaluable online learning resource that provides an overview of each of the World's 193 countries. Information includes maps, statistics, each country's history, population, languages, ethnic mix, government, and more. The DK World Reference File is updated weekly so it will always reflect the most current information.
• Flashcards and concept tips