12 books • 2 series
Cybersecurity Experts (On the Case!)
Fire Investigators (On the Case!)
Foresnsic Scientists (On the Case!)
FBI Agents (On the Case!)
K-9 Units (On the Case!)
Medical Examiners (On the Case!)
The Soccer Goalie (Playmakers in Sports)
The Catcher (Playmakers in Sports)
The Quarterback (Playmakers in Sports)
The Power Forward (Playmakers in Sports)
The Linebacker (Playmakers in Sports)
The Pitcher (Playmakers in Sports)