226 books • 111 series
Book #8: Spy Who Was Me
Book #2: The Earth Kingdom Chronicles: The Tale of Azula
Book #4: The Earth Kingdom Chronicles
Book #4: The Earth Kingdom Chronicles: The Tale of Sokka
Book #5: The Earth Kingdom Chronicles: The Tale of Zuko
Book #6: The Earth Kingdom Chronicles: The Tale of Katara
Book #2: The Tale of Azula
Book #1: Wild Pitch
Book #2: Double Team
Book #3: Home Field Advantage
Book #4: Hand-Off
Book #5: Inside Edge