61 books • 10 series
Book #67: Seaside Mystery
Book #1: Lunchroom #1/Night of
Book #2: Lunchroom #2/Frog Pun
Book #4: Lunchroom #4/French
Book #7: Lunchroom #7/Invasion
Book #8: Lunchroom #8/Space
Book #1: My Babysitter Is a Vampire: My Babysitter Is a Vampire
Book #1: The Underground City