David A. Kelly

A football mystery in Philadelphia? Count Mike and Kate in! Mike and Kate are headed to Philadelphia to watch the Eagles play—and they're just in time for one of the biggest games of the season. But before kickoff, the team's star quarterback discovers that his lucky charm has disappeared...

Mike Walsh and his cousin Kate Hopkins are excited to spend a summer night at Angel Stadium in Anaheim.

It's game day in Milwaukee… but something's not right! Mike and Kate are pumped to watch the Brewers take on the Cubs. But before the first pitch, a new bobblehead of the Brewers' star hitter mysteriously disappears and a frozen custard cone bobblehead pops up in its place! With threats...

Mike and Kate are excited to spend the day at the Milwaukee Brewers’ stadium, ready for baseball, bratwurst, and fun. But just before the game begins, the team’s beloved Racing Sausages vanish without a trace.

Score big with another action-packed Football Mystery from David A. Kelly, starring Mike and Kate! This time, they’re in Boston to tackle an exciting New England Patriots case!

Catch a second Ballpark Mystery at historic Rickwood Field in Birmingham, Alabama! In a follow on adventure to Ballpark Mysteries #20: Satchel's Stolen Strike, Kate and Mike are excited to visit America’s oldest professional ballpark, the former home of baseball legend Willie Mays. But things...

Catch a monster mystery—with zombies on the run! Join Mike and Kate from the bestselling Ballpark Mysteries series as they embark on one of their most thrilling adventures yet—right in their hometown of Cooperstown, New York! The duo is helping out at a spooktacular Zombie Fun Run charity...

Batter up! It's another Ballpark Mysteries baseball mystery chapter book. Next up is Birmingham, Alabama! Kate and Mike are visiting Americas oldest professional ballpark, Rickwood Field in Birmingham, Alabama, for a big MLB game celebrating Juneteenth and the Negro Leagues. But disaster strikes...

From the author of the Ballpark Mysteries comes the coolest sports club around—the Most Valuable Players! The MVP club needs to raise money for their basketball tournament. At first, they think selling popcorn will be easy... but then Luke eats more popcorn than he sells! Plus there’s a...

From the author of the Ballpark Mysteries comes the coolest sports club around—the Most Valuable Players! The MVP kids can’t wait to play in the big football game. That is, until they catch a glimpse of their opponents! The team from Hamilton Elementary School seems bigger and—even...

Before 1918, the Boston Red Sox were unstoppable. They won World Series after World Series, thanks in part to their charismatic pitcher-slugger Babe Ruth....

From David A. Kelly, author of the Ballpark Mysteries chapter book series, it’s a football mystery set in Texas! Mike Walsh and Kate Hopkins are visiting the Dallas Cowboys stadium, but someone has just handed Carlos, the Cowboys' star quarterback, a threatening note. Soon after, a mysterious...

Lena Blackburne loved baseball. He watched it, he played it, he coached it. But he didn't love the ways players broke in new baseballs. Tired of soggy, blackened, stinky baseballs, he found a better way....

Batter up! It's an NYC-themed Super Special! Ballpark Mysteries are fun, accessible early chapter books that cross baseball action with puzzling whodunits! Catch a baseball mystery--in New York City! Mike and Kate are in for an extra special treat! Two hometown baseball teams in one city! A...

In this festive chapter book, Mike and Kate get the BEST Christmas present ever—a mystery at the Baseball Hall of Fame! After volunteering to wrap presents for charity, Mike and Kate get a special thank-you: a sleepover at the Baseball Hall of Fame! But when they’re sneaking around the...

Batter up! Get ready to watch the kids' baseball team from Cooperstown compete in this Super Special edition of the Ballpark Mysteries--fun, accessible early chapter books that cross baseball action with puzzling whodunits! Catch a baseball mystery with the World Series Kids! The kids of...

It’s the BIGGEST baseball mystery yet—at the WORLD SERIES! Red Sox versus Cubs. Game five. It looks like Mike and Kate are about to watch the Cubs win it all. But then someone starts messing with the team—ruining equipment, getting Cubs players in trouble, and even stirring up an old...

From the author of the Ballpark Mysteries comes a brand-new sports-themed chapter book series featuring the coolest club around—the Most Valuable Players! Five friends are ready for their school’s Olympics field day. There will be relay races, archery contests, and more! But not everyone...

From the author of the Ballpark Mysteries comes a brand-new sports-themed chapter book series featuring the coolest club around—the Most Valuable Players! The MVP club wants to save an old field house close to their school. They could turn it into their very own sports center! Luckily, a...

Batter up! Baseball action and exciting whodunits star in this chapter book series! Next up is Atlanta! The A-team takes A-Town! Mike and Kate are in Atlanta, where Hammerin' Hank hit his legendary 715th home run. But Hank's historic bat and ball, which he used to break Babe Ruth's record, have...