There are many AP World History review books available, but some popular options include:
1. "Cracking the AP World History Exam" by Princeton Review
2. "Barron's AP World History" by John McCannon
3. "5 Steps to a 5: AP World History" by Peggy J. Martin
4. "AP World History Prep Plus" by Kaplan Test Prep
5. "AP World History: Modern Crash Course" by Larry Krieger
These review books typically include practice exams, study tips, key concepts, and strategies for success on the AP World History exam. It's important to choose a review book that aligns with your learning style and study preferences.