Friday Barnes Books in Order
Part ofRA Spratt Books in OrderSee all the Friday Barnes mysteries by R.A. Spratt in order, with book summaries, series background, character notes and guidance on the best place to start this funny school based detective series.
Last updated: January 14, 2026
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Publication Order
11 books
Last Chance
by RA Spratt
2023
In Last Chance, Friday Barnes travels to Paris after a newly discovered letter suggests the Mona Lisa in the Louvre is a forgery. Disguised as an art student, she and Melanie investigate high tech thieves, guerrilla artists and one very complicated boyfrenemy.
Undercover
by RA Spratt
2022
Undercover sends Friday to Norway, where she rushes to clear Binky after a disastrous encounter with a polar bear leaves him facing court martial. Between royal romances, impossible art thefts and a perilous trip to the Global Seed Vault, she has plenty to untangle.
No Escape
by RA Spratt
2021
No Escape picks up two years later, as Friday walks out of prison vowing to give up detecting. That promise falls apart when Uncle Bernie begs her to guard Florence’s Uffizi Gallery from art thieves, drawing her back into danger and toward a very familiar nemesis.
Never Fear
by RA Spratt
2021
Never Fear finds Highcrest under a new headmaster who wants Friday fast tracked to graduation and Ian expelled over a suspicious pair of pants. Rumours of hidden gold on campus push her into one last explosive mystery, even as friendships and first crushes get complicated.
Bitter Enemies
by RA Spratt
2021
In Bitter Enemies, a reunion of four former headmasters turns Highcrest’s anniversary celebration into a circus of secrets. While everyone chokes down paleo meals, Friday juggles a weepy witness, a possible stalker and a trail of pranks that threaten the school’s future.
The Plot Thickens
by RA Spratt
2020
In The Plot Thickens, Friday’s friendship with Ian implodes when she uncovers uncomfortable truths about his powerful family. At the same time Highcrest is plagued by baffling acts of vandalism, a celebrity art teacher and a zealous PE instructor, forcing her to investigate on several fronts.
Danger Ahead
by RA Spratt
2020
Danger Ahead begins with Ian’s trip to see his disgraced father in the Cayman Islands and spirals into a kidnapping that only Friday can solve. Back at school she is marched off to a harsh wilderness camp, where ghost stories and survival training hide a very real threat.
Under Suspicion
by RA Spratt
2019
Under Suspicion sees Friday arrested soon after cracking the swamp yeti case, then released into a school full of fresh puzzles. From a sabotaged quiche competition to mysterious holes in the playing field and a decades old secret, she must clear her name and face an unexpectedly kind new classmate.
No Rules
by RA Spratt
2019
No Rules opens with Friday deported to Switzerland, leaving Highcrest in chaos after all the teachers are mysteriously fired. Racing back, she must prove Ian is not the saboteur, outwit a tie dyed vice principal and expose the prankster before the school falls apart.
Big Trouble
by RA Spratt
2019
Big Trouble brings the mysteries painfully close to home when Friday’s mother is kidnapped. Between tracking a master thief known as the Pimpernel and managing a demanding Norwegian princess at Highcrest, Friday has to balance family loyalty with the never ending stream of school crimes.
Girl Detective
by RA Spratt
2014
Girl Detective introduces Friday Barnes, an eleven year old brain who solves a bank robbery and uses the reward to enroll at elite Highcrest Academy. She soon discovers a hotbed of crime involving missing homework, diamond theft and a swamp monster rumour, plus the first sparks of rivalry with Ian Wainscott.
Series background & context
Friday Barnes is an eleven year old genius who would rather disappear into a book than talk to another human. After solving a bank robbery, she uses the reward money to send herself to Highcrest Academy, the most prestigious boarding school in the country.
Highcrest looks polished on the outside, yet it is a seething mess of missing homework, stolen treasures, secret tunnels and suspicious swamp monsters. Teachers are distracted, rich kids cause endless trouble and the adults rarely notice what is really going on. That leaves Friday to quietly observe, collect clues and charge a reasonable fee for solving everyone else’s problems.
Friday is brilliant at logic and hopeless at feelings. Her closest ally is Melanie, a messy, warm hearted roommate who notices tiny details that help crack each case. Then there is Ian Wainscott, the handsome, infuriating classmate who starts as a rival, slowly becomes something like a friend and keeps turning up in the middle of her investigations.
Across the series you also meet the long suffering Headmaster, the wildly unqualified PE teachers, Uncle Bernie the semi competent private investigator and a rotating cast of oddball students. Every book mixes serious puzzles with slapstick set pieces, dry one liners and the sort of school disasters that feel just exaggerated enough to be safe. The tone stays light, even when kidnappings, art thefts or international criminals appear.
Early stories keep Friday mostly on campus, tracking down pranksters, diamond thieves and a fake swamp yeti. Later, she is dragged into family dramas, survival camp nightmares, a stint in prison and high stakes cases in Italy, Norway and Paris, where she finds herself guarding famous paintings and stumbling into larger conspiracies. Mysteries are usually wrapped up within each volume, but running threads about her parents, her future and her complicated not quite romance with Ian give the sequence an ongoing arc. Many books end on gentle cliffhangers that make you want to pick up the next one.
Beneath the jokes, the series keeps returning to a few simple ideas. It celebrates kids who are smart, introverted or a bit odd, and it quietly underlines that fairness matters more than rules written by lazy adults. If you enjoy tightly plotted mysteries, boarding school gossip and a heroine who would rather buy a microscope than a new outfit, Friday Barnes is an easy series to binge.
Edited by
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