Donald J Sobol Books in Order
Explore Donald J Sobol books in order, from Encyclopedia Brown to Two-Minute Mysteries, with short summaries, series notes, and easy places to start.
Last updated: July 5, 2026
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Publication Order
54 books
The Wright Brothers At Kitty Hawk
by Donald J Sobol
1961
This kid-friendly biography follows Orville and Wilbur Wright through setbacks, bad weather, and repeated failure on the way to Kitty Hawk. Sobol keeps the focus on perseverance as much as invention.
Encyclopedia Brown, Boy Detective
by Donald J Sobol
1963
Idaville's ten-year-old detective opens his garage agency and starts solving baffling neighborhood cases. Each short mystery gives readers a fair shot at spotting the clue before Encyclopedia Brown explains it.
Encyclopedia Brown and the Case of the Secret Pitch
by Donald J Sobol
1965
Encyclopedia Brown tackles ten brisk mysteries that range from a remarkable baseball pitch to everyday scams and tricks. The clues are all there, if readers can catch them before he does.
Encyclopedia Brown Finds the Clues
by Donald J Sobol
1966
A stolen necklace, a missing statue, and even Bugs Meany's supposed kidnapping land on Encyclopedia's desk. Ten short cases invite readers to follow the clues and test their own logic.
Encyclopedia Brown Gets His Man
by Donald J Sobol
1967
Leroy Brown keeps Idaville honest in ten compact mysteries involving cons, thefts, and impossible-sounding stories. Readers get every fact they need, then can flip to the back to see how he got his man.
Secret Agents Four
by Donald J Sobol
1967
Ken and his friends stumble onto suspicious activity and end up forming V.A.C.U.U.M., a junior spy outfit. Their comic adventure grows into a real battle against saboteurs, complete with gadgets, vintage cars, and chase scenes.
Encyclopedia Brown Solves Them All
by Donald J Sobol
1968
Ten new Idaville puzzles send Encyclopedia after liars, thieves, and neighborhood troublemakers. The fun is in noticing the tiny inconsistency that turns an ordinary story into a solved case.
Encyclopedia Brown Keeps the Peace
by Donald J Sobol
1969
Encyclopedia tries to keep the peace as fresh scams and petty crimes break out around Idaville. These short cases are clever, fast, and built for readers who like solving the puzzle first.
Two-Minute Mysteries
by Donald J Sobol
1969
These very short mystery puzzles invite readers to solve crimes and contradictions before checking the answer. Fast, clever, and built around Dr. Haledjian, they feel like logic games with a detective twist.
Two-Minute Mysteries Collection
by Donald J Sobol
1969
More than two hundred bite-size mysteries are packed into this omnibus of Sobol's quick-puzzle stories. It is ideal for browsing, rereading, and seeing how many cases you can crack on your own.
Encyclopedia Brown Saves the Day
by Donald J Sobol
1970
From schoolyard tricks to real police problems, Encyclopedia keeps stepping in when a case needs cool thinking. Each chapter is short, fair, and ends with a satisfying explanation in the back.
Greta the Strong
by Donald J Sobol
1970
Set after King Arthur's reign, this fantasy follows Greta, a young woman strong enough to outmatch her brothers and brave enough to quest for Excalibur. It is part fairy tale, part knightly adventure, and full of tests of honor.
Encyclopedia Brown Tracks Them Down
by Donald J Sobol
1971
A flying submarine, a valuable half-dollar, and several very shaky alibis keep Encyclopedia busy in Idaville. Ten short mysteries let readers track the clues right alongside him.
Milton, the Model A
by Donald J Sobol
1971
This children's adventure revolves around a Model A Ford named Milton and the trouble that follows it. Sobol blends humor, old-car charm, and a gentle sense of adventure.
More Two-Minute Mysteries
by Donald J Sobol
1971
Sobol returns with more brief whodunits and logic traps, each meant to be solved in a few minutes. Dr. Haledjian once again spots the flaw that gives the whole case away.
Encyclopedia Brown Shows the Way
by Donald J Sobol
1972
A ripped-off rattlesnake, a guard dog with strange nerves, and a pickpocket with a kangaroo are just the start. This volume delivers ten oddball mysteries with answers tucked in the back.
Encyclopedia Brown Takes the Case
by Donald J Sobol
1973
Encyclopedia takes on another round of quick mysteries for classmates, neighbors, and his police chief father. Sobol keeps the cases light, logical, and just tricky enough to make readers feel smart.
The Amazons of Greek Mythology
by Donald J Sobol
1973
This nonfiction book explores the legends of the Amazons and the evidence and theories behind them. Sobol treats myth as a puzzle, asking what the old stories might reveal about the past.
Encyclopedia Brown Lends a Hand
by Donald J Sobol
1974
Idaville's young sleuth is back with ten more cases involving missing items, bad stories, and small-town mischief. The clues hide in plain sight, waiting for sharp readers to catch them.
Encyclopedia Brown and the Case of the Dead Eagles
by Donald J Sobol
1975
Dead eagles, a hypnotism lesson, and other strange reports land on Encyclopedia's desk in this ten-case collection. He cuts through the confusion with observation, logic, and a little patience.
Still More Two-Minute Mysteries
by Donald J Sobol
1975
Another round of fast puzzle mysteries, this volume keeps the clues short and the payoffs sharp. It is a good fit for readers who enjoy solving a case almost as quickly as they can read it.
True Sea Adventures
by Donald J Sobol
1975
A collection of dramatic true stories from the sea, this book moves from danger to survival at a brisk clip. Pirates, storms, and remarkable voyages give it the feel of nonstop adventure.
Encyclopedia Brown and the Case of the Midnight Visitor
by Donald J Sobol
1977
A surprise visitor, a bank holdup, and other suspicious events give Encyclopedia plenty to untangle. Readers can stop after each mystery and see if they can beat him to the answer.
Disaster
by Donald J Sobol
1979
Sobol surveys major disasters and shows what happened, why people were vulnerable, and how communities responded. It is a brisk nonfiction introduction to catastrophic events without getting lost in jargon.
Encyclopedia Brown's Record Book of Weird and Wonderful Facts
by Donald J Sobol
1979
The first of Sobol's fact collections serves up strange records, unusual truths, and bite-size curiosities. It is aimed at readers who like their nonfiction quick, quirky, and easy to share.
Encyclopedia Brown Carries On
by Donald J Sobol
1980
Encyclopedia carries on with ten more kid-sized mysteries, each built around one small detail that does not fit. The tone stays playful, but the logic is sharp.
Angie's First Case
by Donald J Sobol
1981
Twelve-year-old Angie wants to help her older sister Kit, a police officer, crack a major case. While tracking teenage thieves, Angie gets pulled into a dangerous mystery involving counterfeiters and kidnapping.
Encyclopedia Brown's Second Record Book of Weird and Wonderful Facts
by Donald J Sobol
1981
More weird and wonderful facts fill this sequel, with short entries designed to surprise curious readers. It is the sort of book you can open anywhere and immediately find something odd.
Encyclopedia Brown Cracks the Case
by Donald J Sobol
1982
This volume serves up ten short puzzles that start with ordinary situations and turn unexpectedly tricky. Encyclopedia's calm reasoning keeps the cases moving and the answers satisfying.
Encyclopedia Brown Sets The Pace
by Donald J Sobol
1982
New cons, new clues, and new chances to embarrass Bugs Meany keep Idaville's boy detective on the move. These quick mysteries reward close reading and common sense.
Encyclopedia Brown Takes the Cake!
by Donald J Sobol
1982
Part mystery book and part cookbook, this collection pairs Encyclopedia Brown cases with recipes readers can try at home. It is a playful spin on the series, with puzzles, food, and plenty of Idaville charm.
Encyclopedia Brown's Book of Wacky Crimes
by Donald J Sobol
1982
A scrapbook of true crimes, cons, and criminal blunders, this book leans into the oddest corners of police reports. Sobol keeps the cases short, surprising, and easy to browse.
Encyclopedia Brown's Book of Wacky Spies
by Donald J Sobol
1984
Sobol collects strange spy stories from real history and tells them with a light touch. It is a quick nonfiction read full of odd missions, bad plans, and surprising secrets.
Encyclopedia Brown's Book Of Wacky Sports
by Donald J Sobol
1984
From bizarre plays to unbelievable records, this book rounds up sports stories that sound too strange to be true. It is fast, funny trivia for kids who like the weird side of competition.
Encyclopedia Brown and the Case of the Mysterious Handprints
by Donald J Sobol
1985
Handprints, stolen tools, a prize pig, and other odd clues send Encyclopedia hunting for the one fact that does not add up. Ten short mysteries keep the pace quick and inviting.
Encyclopedia Brown's Book of Wacky Animals
by Donald J Sobol
1985
This Wacky book gathers unusual animal stories, surprising behavior, and odd true incidents from the natural world. It is a lively pick for readers who enjoy facts that sound made up.
Encyclopedia Brown's Third Record Book of Weird and Wonderful Facts
by Donald J Sobol
1985
A third grab bag of weird, wonderful facts, this book is built for kids who like trivia in short bursts. Sobol keeps the entries brisk, surprising, and easy to dip in and out of.
The Amazing Power of Ashur Fine
by Donald J Sobol
1986
Sixteen-year-old Ashur Fine receives a mysterious gift from an ancient African elephant and uses it while trying to catch the man who mugged his aunt. The result is a strange, quick-moving mix of mystery and fantasy.
Encyclopedia Brown's Book of the Wacky Outdoors
by Donald J Sobol
1987
Mostly true stories from the outdoors, especially fishing and hunting, fill this offbeat nonfiction book. Sobol keeps the tone light and curious, turning odd field tales into fast reading.
Encyclopedia Brown's Book of Wacky Cars
by Donald J Sobol
1987
This nonfiction collection cruises through bizarre automobile history, from strange designs to little-known true stories. It has the same quick, curious energy that makes Sobol's mystery books so easy to read.
Encyclopedia Brown and the Case of the Treasure Hunt
by Donald J Sobol
1988
Identical twins, a leaking tent, magical worm pills, and a missing treasure trail all turn suspicious. As always, Encyclopedia gives readers every clue before the answers appear in back.
Encyclopedia Brown and the Case of the Disgusting Sneakers
by Donald J Sobol
1990
Encyclopedia and Sally Kimball sort through ten mysteries, including broken objects, brain games, and one very suspicious sneaker contest. The cases are brisk, funny, and fun to outthink.
Encyclopedia Brown's Book Of Strange But True Crimes
by Donald J Sobol
1992
Sobol rounds up real crimes so odd they read like fiction. The stories are short, surprising, and perfect for readers who like true cases with a weird twist.
Encyclopedia Brown and the Case of the Two Spies
by Donald J Sobol
1994
Two spies are only the beginning in this set of ten short Idaville mysteries. Encyclopedia follows crooked stories, planted clues, and everyday deceptions until the real answer clicks into place.
My Name is Amelia
by Donald J Sobol
1994
When sixteen-year-old Lisa Maddock is knocked overboard on a sailing trip, she lands on a hidden island and meets a young Amelia Earhart. Time travel and strange experiments turn the rescue into a science-fiction adventure.
Encyclopedia Brown and the Case of Pablo's Nose
by Donald J Sobol
1996
Idaville's secret weapon against bad logic returns with ten more mysteries, topped by the case of Pablo's nose. The stories are short, strange, and built to make readers think twice.
Encyclopedia Brown and the Case of the Sleeping Dog
by Donald J Sobol
1998
A sleeping dog and nine other puzzlers give Encyclopedia fresh chances to expose scams and sloppy lies. The clues are simple, but spotting the right one is the whole challenge.
Encyclopedia Brown and the Case of the Slippery Salamander
by Donald J Sobol
1999
This collection keeps the classic formula humming, with ten mysteries centered on one slippery clue after another. Encyclopedia wins the day by noticing what everyone else ignores.
Encyclopedia Brown and the Case of the Jumping Frogs
by Donald J Sobol
2003
Jumping frogs headline another batch of fast, fair mysteries from Idaville. Sobol mixes humor, schoolyard tension, and neat little logic traps that invite readers to solve along.
Encyclopedia Brown, Super Sleuth
by Donald J Sobol
2009
Encyclopedia earns the super sleuth title in ten more short cases for kids, neighbors, and the police. It is a great pick for readers who like mysteries they can actually crack.
Encyclopedia Brown and the Case of the Secret UFOs
by Donald J Sobol
2010
Rumors of UFOs are only one part of this late-series collection of ten new mysteries. Encyclopedia still solves everything the old-fashioned way, by paying attention and asking the right question.
Encyclopedia Brown and the Case of the Carnival Crime
by Donald J Sobol
2011
Giant diamonds, lazy lions, a country singer, and a trip to the carnival all hide fresh problems for Idaville's young detective. Ten short mysteries keep the book lively and easy to binge.
Encyclopedia Brown and the Case of the Soccer Scheme
by Donald J Sobol
2012
An African killifish, a vandalized library book, and a nail-biting soccer match are among Encyclopedia's final cases. The format stays classic, giving readers ten chances to solve the puzzle first.
Encyclopedia Brown and his Best Cases Ever
by Donald J Sobol
2013
This greatest-hits collection gathers standout Encyclopedia Brown cases in one handy volume. It works as both a nostalgic revisit for fans and an easy first stop for curious new readers.
Where should I start?
If you want the classic kid-sleuth books: Encyclopedia Brown, Boy Detective → Encyclopedia Brown and the Case of the Secret Pitch → Encyclopedia Brown Finds the Clues
If you like bite-size logic puzzles: Two-Minute Mysteries → More Two-Minute Mysteries → Still More Two-Minute Mysteries
If you want a bigger adventure: Secret Agents Four → Angie's First Case
If you want Sobol at his strangest: My Name is Amelia → The Amazing Power of Ashur Fine
Author bio
Donald J Sobol grew up in New York City and went to the Ethical Culture Fieldston School. World War II interrupted his college plans, and he served in the U.S. Army as part of an independent combat engineer battalion in the Pacific. He returned home, enrolled at Oberlin College, and finished his English degree in 1948.
Writing came later than you might think.
At Oberlin, Sobol took the school's only creative writing class with professor Ralph Singleton, and it changed the course of his life. Sobol later said he had once wanted to be everything from a cop to a baseball player, but Singleton made writing feel real and possible. When Sobol asked for more instruction, Singleton even agreed to teach an advanced class just for him.
After college, Sobol learned the trade the practical way. He worked first as a copy boy and then as a reporter at the New York Sun, later reported for another New York paper, and also spent a short stretch as a buyer at Macy's. In 1955, after marrying Rose Tiplitz, an engineer and writer, he left that job and made writing his full-time work.
In 1959 he launched Two-Minute Mysteries, a syndicated puzzle-mystery feature built around very short cases readers could solve for themselves. That compact, clue-driven format turned out to be a perfect fit for him. After he and Rose moved their family to Florida in 1961, he reshaped the idea for younger readers and created Encyclopedia Brown, Boy Detective.
The book almost didn't happen.
Sobol wrote that first Encyclopedia Brown book quickly, but selling it took patience. Publisher after publisher turned it down before one finally said yes, a story Sobol liked to share as proof that stubbornness sometimes helps. The series that followed, including Encyclopedia Brown and the Case of the Secret Pitch and Encyclopedia Brown Finds the Clues, introduced generations of readers to Leroy Brown, Sally Kimball, Bugs Meany, and the quiet thrill of solving a mystery before checking the answer in the back.
That mix of short chapters, fair clues, and dry humor is a big part of why his books lasted. Kids got puzzles they could actually crack, and adults got stories that never talked down to young readers. Sobol also ranged well beyond Idaville, writing books such as Secret Agents Four, Angie's First Case, and My Name is Amelia, along with nonfiction on history, mythology, disasters, and strange facts.
He preferred to stay out of the spotlight, gave few interviews, and let the books do the talking. Still, the work spoke loudly enough that the Mystery Writers of America gave him a special Edgar Award for the Encyclopedia Brown series. Sobol kept writing into his eighties from South Florida, where he lived with Rose and raised a family, and his final Encyclopedia Brown book appeared after his death in 2012.
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