#1
Chapter Book · Ages 6–9 · 2011
A baseball bat is stolen from a famous player and two kids try to solve the mystery.
#2
Chapter Book · Ages 7–9 · 2011
Is Babe Ruth's ghost haunting Yankee Stadium, searching for a lost locker?
#3
Chapter Book · Ages 7–9 · 2011
A scout's secrets are at risk. Can two kids solve the mystery?
#4
Chapter Book · Ages 7–9 · 2012
A moonrock is stolen. Can two kids solve the mystery with just a green feather as a clue?
#5
Chapter Book · Ages 7–9 · 2012
A catcher is framed for pranks at the All-Star game. Can the truth be uncovered?
#6
Chapter Book · Ages 6–9 · 2013
Ivy is missing at Wrigley Field. Is it sabotage or treasure hunting?
#7
Chapter Book · Ages 6–9 · 2013
A missing World Series ring and a man overboard spark a mystery at the ballpark.
#8
Chapter Book · Ages 7–9 · 2014
Rare fish vanish at a Miami ballpark. Can Mike and Kate solve the mystery?
#9
Chapter Book · Ages 7–9 · 2014
A young boy and his cousin investigate a series of mysterious broken bats at a Philadelphia Phillies game, leading them to uncover a surprising plot.
#10
Chapter Book · Ages 7–9 · 2015
Ghostly lights haunt the ballpark. Can Mike and Kate solve the mystery?
#11
Chapter Book · Ages 7–9 · 2015
A stolen trophy, a blackmail plot, and two young sleuths on the case. Can they save the day?
#12
Chapter Book · Ages 7–9 · 2016
A fake merchandise scam at a baseball game leads to a thrilling mystery.
#13
Chapter Book · Ages 7–9 · 2017
Two young detectives try to solve a mystery involving a baseball player and a series of stolen equipment
#14
Chapter Book · Ages 7–9 · 2018
A missing dog, a ransom note, and a World Series trophy. Can they solve the mystery?
#15
Chapter Book · Ages 7–9 · 2019
A missing glove, a gold coin, and a pancake-eating pitcher. Can Mike and Kate crack the case?
#16
Chapter Book · Ages 6–9 · 2020
A snowy ballpark, a mysterious note, and a dinosaur—can Mike and Kate solve the mystery before the game?
#17
Chapter Book · Ages 6–9 · 2021
A water balloon attack threatens the Twins' playoff dreams. Can young sleuths crack the case?
Picture Book · Ages 4–8 · 2022
Legendary baseball bat and ball stolen. Can young sleuths recover them before they're lost forever?
Chapter Book · Ages 8–12 · 2022
A black cat haunts the Mets. Can Mike and Kate solve the mystery before the big game?
Chapter Book · Ages 6–10 · 2024
A priceless baseball vanishes at a historic game. Can young sleuths solve the mystery in time?
#21
Chapter Book · Ages 6–10 · 2024
Can Kate and Mike clear Buck's name and save the big game from sabotage?
