Mildred A Wirt Books in Order

Nancy, George, and Bess take a dessert-making class with a prize for the best student. When someone begins altering recipes, Nancy must investigate the kitchen mischief before it spoils the competition and everyone's carefully prepared treats.

River Heights unveils an antique carousel with a brass-ring contest and a special prize. When the ring disappears, Nancy investigates a tangle of clues to keep the celebration from losing one of its biggest attractions.

Nancy and her friends enjoy a nature day camp, but their projects are repeatedly destroyed overnight. Suspecting deliberate damage rather than accidents, Nancy searches for the person threatening the campers' work and the camp's future.

Nancy joins a pony club camp as an undercover counselor after a sabotaged ride reveals trouble on the grounds. As further accidents endanger campers, she must find the culprit before the damage closes the farm.

Nancy and her friends prepare giveaway bags to help their favorite burger restaurant compete with a flashy rival. Someone fills the bags with smelly cheese, forcing Nancy to investigate the sabotage before customers abandon the business.

A new classmate brings her pet turkey Martin to school for show-and-tell before Thanksgiving. When he disappears, Nancy must track down whoever took him, despite a frustrating lack of clues to explain the theft.

Two wolves disappear from a preserve outside River Heights as rumors of a werewolf spread. When disasters strike the town's winter carnival, Nancy investigates whether the missing animals and the damage share a human cause.

Nancy captains a team in River Heights' charity bicycle race, but the money raised before the event has been stolen. With Bess, George, and Ned helping, she has two days to recover it while competing to win.

Nancy continues acting in a film about River Heights' history after solving one round of sabotage. A new fire halts production, giving her another clue and another mystery to solve before the money runs out.

Nancy suspects that a mayoral candidate's gifted daughter has been kidnapped, but nobody will acknowledge a disappearance. With her friends' help, she pursues the hidden mystery despite the silence surrounding the family and the election.

Nancy tries to recover a missing zoning document that could protect a woman's home from a corporation. Meanwhile, flying lessons with Ned introduce another set of complications as she juggles an investigation on the ground and in the air.

Nancy accepts a role in a film reenacting the heist behind River Heights' name. Food poisoning, equipment failures, and other disruptions soon make her suspect sabotage, leaving her to investigate while learning how to act.

A grocery store offers a trip to space camp for whoever guesses the number of jelly beans in a jar. When the jar disappears, Nancy investigates the theft before the missing contest prize leaves everyone disappointed.

George looks forward to winning a spring-break bicycle race, but her bike disappears shortly before the event. Nancy and Bess search for the thief while racing against the deadline that could leave their friend unable to compete.

Nancy volunteers to walk a wealthy neighbor's dog and admires her antique dollhouse. When miniature furniture disappears, the owner blames Nancy, who must find the real culprit to clear her name and keep her volunteer work intact.

A trip to Maine brings Nancy and her friends to a lighthouse rumored to be haunted. Strange clues suggest a treasure hunt, and Nancy tries to discover who left them and where they are meant to lead.

Nancy, Bess, and George travel to a Costa Rican resort and preserve to help study monkeys. Finding damaged facilities and dwindling wildlife, they investigate the trouble before it threatens both the animals and the resort's future.

Strange lights and noises fuel rumors that the park woods are haunted. When classmates and Nancy's puppy begin acting oddly, she investigates the mystery while trying to keep Bess's growing fear from overwhelming their search.

Nancy and her friends enter a snow sculpture contest with swans inspired by Swan Lake. Someone damages their work every night, forcing Nancy to identify the saboteur before the short preparation time and their chances disappear.

Nancy visits Arches National Park with her friends, expecting guided adventures among the rock formations. When an experienced guide disappears after investigating a noise, Nancy doubts that she simply got lost and begins looking for answers.

Nancy investigates two local mysteries: a stolen Fabergé egg and gardens damaged by an unknown vandal. Believing the man accused of crushing the vegetables is innocent, she searches for clues that could explain both disruptions.

Nancy suddenly finds herself in River Heights during the Great Depression, where frightened residents face a string of bank robberies. Investigating the thief also means figuring out why this unfamiliar version of her hometown feels so strange.

An Italian prince arrives in River Heights to deliver a painting, only to be arrested for stealing it. Nancy and her father believe he is innocent, but proving it requires unraveling a mystery that has shocked the town.

Nancy joins Bess, George, and George's mother for a mystery dinner aboard a riverboat. When a real theft interrupts the entertainment, she must sort out the guests and clues before the evening's make-believe crime becomes a ruined celebration.

Nancy takes Bess and George to a new spa's grand opening, hoping for a relaxing treat. But George's unusual mood and someone tampering with the food turn the visit into an investigation of the business's troubles.

The Mahoney Library's anniversary celebration is interrupted when its treasured old clock disappears. Nancy abandons party preparations to investigate, discovering that several people want the clock and whatever it contains, with further trouble threatening to follow.

Bess becomes a star hitter after joining a junior baseball team with Nancy and George. But when her supposedly lucky bat disappears before an important game, Nancy must find it before Bess loses her confidence.

Nancy and her friends visit the Kids Apple Festival for games, picking, and an applesauce contest. When a prize basket of a new apple variety vanishes, Nancy investigates who might have taken it and why.

A new class bunny is blamed when Spring Fair projects are damaged after the hamster disappears. Nancy believes Bun Franklin is innocent and searches for evidence before her teacher decides the rabbit can no longer stay.

Nancy and her friends interview a neighbor who rescues stray cats for a school project. Bess becomes attached to two kittens, but when they disappear, Nancy must find out what happened before her friend's hopes are dashed.

Nancy, Bess, and George enter a singing contest to win concert tickets and borrow sunglasses once owned by their favorite singer. When the glasses disappear, Nancy must solve the theft before their group's performance is jeopardized.

While sightseeing in San Francisco, Nancy, Bess, and George repeatedly encounter an older couple named Ed and Harriet. Nancy doubts the meetings are accidental, and her investigation carries the friends toward further mysteries in Hawaii.

A Civil War reenactment brings unexpected tension to River Heights as residents choose opposing sides. When someone secretly digs holes in the battlefield, Nancy investigates whether sabotage or another hidden motive lies behind the strange behavior.

Nancy vanishes while investigating a possible museum theft, leaving Bess, George, and Ned to search for her. Without their usual guide, the friends must turn their experience helping on cases into an investigation with deeply personal stakes.

A class visit to the zoo turns sour when a flowerbed outside the monkey cage is destroyed. Nancy's classmates face blame and possible expulsion from the outing, so she searches for whoever really caused the damage.

Deirdre begins telling fortunes with hot cocoa marshmallows during winter vacation, and several predictions come true. When Nancy, Bess, and George's snowman disappears as foretold, the Clue Crew investigates what lies behind these strange coincidences.

Nancy visits a Vermont town with Bess and George, expecting a brief vacation. Instead, UFO sightings and reports of abductions draw tourists and media attention, forcing her to look for facts behind the spreading excitement.

Before a London trip, Nancy agrees to check a professor's townhouse because he cannot reach his housekeeper. She arrives with her father and Bess to find disturbing signs, turning a simple favor into a dangerous investigation.

George's enthusiasm for fencing draws Nancy and Bess into the sport's competitions. But a fierce rivalry begins putting people in danger, and Nancy must investigate what is driving the conflict before another match brings further harm.

After an animal shelter burns down, Nancy doubts the official explanation of faulty wiring. A company wants the land for a warehouse, leaving her to investigate possible arson while helping raise money to rebuild the shelter.

Nancy volunteers to help mystery writer Hazel Perrault build a center for troubled teenage girls. Stuck cooking and cleaning, she nevertheless notices possible sabotage and must protect both the project and its important fundraising gala.

A venomous snake stolen from the local zoo turns up in Nancy's friend Charles Adams's home. When he asks her to prove his innocence, she investigates the theft while weighing whether she can trust his account.

Buttons, a Shetland pony at a new petting zoo, keeps escaping and eating flowers around River Heights. Nancy, George, and Bess investigate how he gets out, hoping to stop his roaming before it causes more trouble.

Nancy and her friends enter an ice cream factory's contest to invent a new flavor. When another contestant's secret recipe disappears, the Clue Crew must investigate whether someone is cheating before the sweet competition turns sour.

Eight-year-old Nancy attends Deirdre's doll-themed sleepover with Bess and George, expecting pizza, cake, and games. When the host's favorite doll goes missing, Nancy begins looking for clues before the disappearance spoils everyone's night together.

Nancy, George, and Bess prepare to perform in a ballet version of Cinderella. But when the special glass slippers for their friend Andrea disappear, the Clue Crew must find them before the show can begin.

A Florida vacation takes an unexpected turn when Nancy and her friends discover a bag of rare orchids abandoned near the mangroves. The find draws them into an environmental mystery that threatens more than their holiday plans.

Designer Alicia Adams opens a boutique in River Heights, but a crowded launch ends with broken glass and injuries. When a valuable dress is destroyed and the shop vandalized, Nancy investigates who wants the business to fail.

Ned's camera and laptop disappear in separate burglaries, taking irreplaceable photographs from a fishing trip with them. Nancy suspects the thefts are connected and investigates why someone would target the Nickerson family and those particular possessions.

Nancy helps prepare a library benefit at a bed-and-breakfast, where vandalism threatens the Jane Austen-themed event. Broken teapots and dangerous traps point to a mysterious intruder, but no one knows how the culprit enters the house.

The Clue Crew visits Hollywood to meet movie-star cat Fluffington, expecting an exciting glimpse behind the scenes. When the famous feline disappears, Nancy and her friends investigate the mystery before his absence stops the production.

Nancy works undercover as a stand-in on a troubled movie production in River Heights. With sabotage threatening the filming and a fatal accident shadowing the director's past, she must identify the culprit before another disaster occurs.

Nancy wins a place on a reality mystery show filming in Paris, but strange emails disrupt her excitement. Competitive contestants and constant cameras complicate her investigation as she tries to distinguish the show's fiction from real trouble.

Nancy, George, and Bess enjoy a ski trip until someone wrecks the supply room and suspicion falls on Bess. A snowstorm traps everyone at the lodge, leaving Nancy to find the culprit and clear her friend.

Nancy attends Rockapazooma with Bess and George hoping to enjoy the music, while Frank and Joe Hardy arrive on a secret assignment. A major crime brings the young detectives together and turns the concert into an investigation.

The circus arrives in River Heights with exciting promises of animals, clowns, and acrobats. But important props disappear from the performers, prompting Nancy and the Clue Crew to investigate whether someone is deliberately disrupting the show.

Nancy's puppy joins a dog fashion show benefiting an animal shelter, but the event develops an unexpected mystery. A basket of gourmet biscuits belonging to star poodle Lola disappears, sending the Clue Crew after the thief.

Nancy and her friends visit a television studio to watch their favorite show's Halloween special being filmed. Strange noises and unsettling shadows make the place seem haunted, prompting the Clue Crew to investigate what is really happening.

Nancy, Bess, and George look forward to their school's fall festival after saving money for tickets. When Ned's hard-earned tickets disappear, the Clue Crew races to recover them before the missing admission spoils his fun.

Nancy supports George in a demanding mountain-bike race in Costa Rica, but someone is sabotaging another competitor. With cyclist Derek Woodhall in danger and several possible suspects nearby, Nancy must investigate while the race continues.

Nancy and her friends volunteer to build apartments for flood victims, only to find their work sabotaged. Threats against a basketball player helping on the project suggest a rivalry, but Nancy suspects the trouble may run deeper.

A mean valentine hidden in Bess's stuffed animal makes her believe George is responsible. As her two best friends fall into a bitter argument, Nancy investigates the message before the dispute pulls the Clue Crew apart.

Nancy's class is preparing to hatch chicks, but not everyone welcomes the project. When the eggs disappear from the classroom, Nancy and her friends must follow the clues to discover who took them and why.

Frank and Joe Hardy travel to Rome to investigate trouble at ancient ruins, while Nancy Drew arrives on a holiday with her friends. Their visits bring the young detectives into another mystery far from home.

A trip to buy school supplies becomes a case when money vanishes from a mall store's register. Nancy's neighbor Rodger is blamed, but she isn't convinced and sets out to examine the evidence herself.

Nancy expects an evening of dancing at a masked Mardi Gras ball in a supposedly haunted mansion. Strange disturbances unsettle the guests, but a stolen antique tiara convinces her that a human thief is at work.

After beauty queen Portia Leoni loses her crown over a shoplifting accusation, Nancy goes undercover as a pageant contestant. With motives everywhere and her disguise difficult to maintain, she must discover whether Portia was framed.

Nancy, Bess, and George take their pageant investigation to New York City. Suspicious security guards, animal rights protesters, and a mysterious scientist raise new questions, while a sudden disappearance makes the case much more dangerous.

A virtual world turns frightening when a friend of Bess's younger sister faces cyberbullying. Nancy creates an account to investigate, hoping to uncover the real people hiding behind their online identities before more harm is done.

Thanksgiving preparations are underway when food starts disappearing around town. Nancy, Bess, and George follow the clues, trying to find the culprits before the missing supplies spoil everyone's plans for celebrating the holiday together.

Nancy's undercover beauty pageant case leaves her a hostage after she discovers a dangerous secret about the sponsor. Bess and George must take over the investigation and find their friend before her captors silence her.

Nancy, Bess, and George volunteer at a dinosaur dig in the desert. When a valuable fossil disappears, Nancy must look beyond the team's shared enthusiasm for paleontology and discover which volunteer has a different motive.

At an overnight zoo camp, Nancy, Bess, and George help make toys for the animals. When their creations disappear each night, the girls begin investigating, with plenty of possible suspects among the people around them.

Nancy is the flower girl at her cousin's wedding, while Bess and George help present the cake. A missing slice interrupts the celebration, and the Clue Crew must work out who tampered with it.

An April Fool's Day party promises plenty of pranks and a prize for the best joke. When expensive gadgets disappear, Nancy, Bess, and George must determine whether someone has taken the fun too far.

Nancy, Bess, and George agree to help a neighbor care for her toddler twins. When the babies' toys begin disappearing, the girls must juggle their new responsibilities with an investigation into the mysterious losses.

Frank and Joe Hardy investigate thefts at a tropical island resort, but their assignment soon seems more troubling than missing jewelry. Another mystery brings Nancy Drew into the same paradise, where the detectives' concerns begin to overlap.

The Clue Crew faces unexpected competition when a classmate starts a rival detective club. Nancy, Bess, and George must keep their attention on the latest mystery while trying to solve it ahead of the newcomers.

Nancy's class builds an Earth Day parade float using recycled materials. When someone sabotages their work just before the event, Nancy, Bess, and George investigate who would wreck the project and what prompted the attack.

A prize vacation takes Nancy, Bess, and George to a Costa Rican eco-resort. Increasingly dangerous accidents suggest someone is targeting the guests and management, turning Nancy's holiday into a search for the person responsible.

Nancy is close to identifying the cyberbullies behind the trouble on BetterLife, but the clues may be misleading. She and her friends must check their evidence carefully before connecting online mischief to people in the real world.

Nancy's investigation of cyberbullying turns personal when someone hacks her BetterLife account and controls her avatar. With Bess and George helping, she must uncover the culprits before their online deception creates even more trouble.

Nancy's friend Sydney is preparing to marry reality television star Vic, but threatening incidents disrupt their plans. With sabotage escalating and numerous possible suspects, Nancy must find out who wants to ruin the couple's wedding.

The trouble surrounding Sydney and Vic's wedding hasn't ended, and their reception becomes another target. Nancy continues searching for the person behind the sabotage, trying to protect her friends while sorting through the competing suspicions.

After a series of attacks disrupts Sydney and Vic's wedding, Nancy doubts the case is truly solved. Trouble follows the newlyweds on their honeymoon, and she must reconsider the clues before either of them is seriously hurt.

A visit to a princess makeover parlor takes an unpleasant turn when a hair spray smells rotten and turns customers' hair blue. Nancy and her friends investigate who switched the product and why.

A pirate birthday party at Barnacle Beach loses its treasure chest of favors. Nancy, Bess, and George use a mysterious map to search for the missing loot before the theft spoils the celebration for everyone.

Sparkle the unicorn disappears from River Heights' medieval festival, leaving Nancy, Bess, and George with an unusual case. Between suspicious classmates and a supposedly magical wand, the girls must separate fanciful explanations from useful clues.

A mysterious emerald sent from Colombia leads Scout leader Mr. Livingston and his Explorers toward the Last Chance mine. Questions about the people connected to the mine turn their planned expedition into a dangerous adventure.

Bug Week brings excitement to Nancy's school, but the Bug Club's prize insect disappears. Nancy, Bess, and George put their detective skills to work, searching for clues that will help them recover the missing creature.

A school trip takes Nancy and her friends to a new camp near Taos, New Mexico. When mysterious incidents damage her art project, Nancy investigates the eerie disturbances rather than accepting a supernatural explanation.

Kittens are disappearing, and Nancy, Bess, and George want to find them before any more go missing. The Clue Crew follows the evidence, trying to identify whoever is behind these thefts and bring the animals back.

An Olympic swimmer becomes the target of sabotage during the Summer Games. Nancy Drew, her friends, and the Hardy brothers join forces to investigate, searching for the person determined to undermine the athlete's success.

Nancy continues investigating the Casa Verde resort in Costa Rica, where environmental promises hide serious problems. She must identify whoever is dumping pollutants and uncover the truth behind the resort's carefully presented green image.

Threatening notes and a malicious gossip blog lead Nancy undercover among the popular crowd at a town carnival. Working at the frozen yogurt stand, she searches for whoever is targeting Lexi Claremont and spreading the rumors.

Back in River Heights, Nancy and her friends pursue the company connected to their troubled Costa Rican vacation. Their investigation centers on Green Solutions, whose dealings with the Casa Verde resort appear far from honest.

A stolen carnival cash box makes Ned look guilty, leaving Nancy with an uncomfortable investigation. Following the money leads her into financial mismanagement and accusations that suggest the trouble extends beyond a simple theft.

Scout leader Hap Livingston and his Explorers meet a prospector with a story about a hidden gold mine. After the man is attacked, they obtain his map and face competition from someone determined to claim the treasure.

A planned canoe trip becomes an expedition to Peru when Mr. Livingston asks his Scouts to help find a missing explorer. An ancient parchment and rumors of Inca treasure complicate the journey into unfamiliar territory.

Nancy's New Orleans vacation is interrupted when she encounters Frank and Joe Hardy. A crooked real estate scheme and a dead body pull the detectives into an investigation amid the city's Mardi Gras festivities.