Welcome

I’m David A. Kelly, author of the Ballpark Mysteries, Football Mysteries, and more than 40 books for young readers. My books combine mysteries, sports, adventure, and real places—and are designed to keep kids turning the pages.

Books

Discover the Ballpark Mysteries, Football Mysteries, and my other books for young readers.

Author Visits

Learn about in-person and virtual school visits, presentations, and author events.

For Educators

Find free activities, classroom resources, printables, and materials for teachers and librarians.

Explore

Go behind the books with ballpark facts,
research adventures, photos, fan creations, videos, and more.

Read my latest books!

The third book in the Football Mysteries series.
The Rumble Monkey Mix Up Book Cover

Meet me in person!

Upcoming Events

View Calendar

Latest news

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David A. Kelly Books updated their cover photo.
16 hours ago

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David A. Kelly Books
17 hours ago

New book alert! That's right, Mike & Kate's Football Mysteries #4 is available for pre-order now and will be released on Tuesday, Nov 10th! This time, it's a Green Bay Packers mystery with footballs that smell like stinky cheese! Yuck! Links in comments. ...

New book alert! That
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David A. Kelly Books
6 days ago

Are Ballpark Mysteries books a trick or a treat? You decide! I hope everyone has a happy and safe Halloween! ...

Are Ballpark Mysteri
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David A. Kelly Books
1 week ago

Congratulations to the Milwaukee Brewers for winning the 2026 World Series last night, their first ever! (but it’s not the first World Series win for Milwaukee, the Milwaukee Braves won it in 1957 with Hank Aaron) I am so happy for all the Brewers fans, it’s a great sports town and a great place to see a baseball game. Go Brewers! ...

Congratulations to t
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David A. Kelly Books
1 week ago

Brewers, A New Book & A Big Wisconsin Adventure! - mailchi.mp/davidakellybooks/brewers-world-series ...

Brewers, A New Book
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David A. Kelly Books is attending an event.
2 weeks ago

Join me TODAY! Sunday Oct 25 at 11am at The Blue Bunny, Books and Toys in Dedham MA for a football mysteries and fantasy (and maybe some Ballpark Mysteries books too!) book signing! ...

Join me TODAY! Sunda
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David A. Kelly Books
2 weeks ago

With the Milwaukee Brewers in the World Series starting tonight, I had a great time joining FOX6 Milwaukee's Real Milwaukee to talk about my two Brewers-themed Ballpark Mysteries books, The Sausage Race Chase and The Bobblehead Bunt!

Check out the interview below, and GO BREWERS!

#Brewers #WorldSeries #BallparkMysteries #GoBrewers ...

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David A. Kelly Books is attending an event.
2 weeks ago

Boston-area Ballpark Mysteries readers--join me THIS SUNDAY at The Blue Bunny, Books and Toys in Dedham for a Football+Fantasy books signing with incredible illustrator Bob Thibeault! 11am! ...

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David A. Kelly Books is at PNC Park, Pittsburgh.
2 weeks ago

Love to get fan mail from Ballpark mysteries readers! ...

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David A. Kelly Books
2 weeks ago

Ballpark Mysteries reader Carter wants me to write a Pittsburgh Pirates book. Don’t worry, Carter—I’m on it! I have a friend helping me. ...

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