Recommendations based on "Baby-Sitters Club Mysteries"

In this delightfully creepy mystery, Ruth Galloway―whom #1 New York Times bestselling author Louise Penny calls “a captivating amateur sleuth”―is haunted by a ghost from her past, just as her future lands on shaky ground. ¶ “Its patented combination of mysterious circumstances, police procedure, and agonizing relationship problems will keep you reading, and feeling, all night.” ―Kirkus Reviews (starred review) ¶ Ruth’s partner in crime, DCI Nelson, has been receiving threatening letters. They are anonymous, yet reminiscent of ones he has received in the past, from the person who drew him into a case that’s haunted him for years. At the same time, Ruth receives a letter purporting to be from that very same person―her former mentor, and the reason she first started working with Nelson. But the author of those letters is dead. Or is he? The past is reaching out for Ruth and Nelson, and its grip is deadly.

Pick-your-own-path and puzzle-packed mystery collide in the third book in Lauren Magaziner’s hilarious and interactive middle grade series. In the Case Closed books, the reader helps Carlos and his friends hunt ghosts at a haunted hotel.In this wildly entertaining adventure, YOU pick which suspects to interview, which questions to ask, and which clues to follow. You pick the path—you crack the case!Carlos Serrano is now officially an apprentice detective at Las Pistas Detective Agency. He finally earned his mom’s trust, but his next case will be his most difficult one yet. Guests at a creepy mountain hotel are complaining of weird disturbances, threatening messages, and hair-raising howls!Carlos, along with his best friend, Eliza, and her wacky little brother, Frank, arrive on the scene to investigate a . . . ghost? What secrets is this haunted hotel hiding? With tricky puzzles, ghoulish secrets, ectoplasmic enemies, and dozens of impossible choices, these junior detectives need your sleuthing skills!Can you help Carlos and his friends unravel the mystery before it’s too late? Or will it be case closed?Middle grade readers will enjoy all four books in this favorite series: Mystery in the Mansion (#1), Stolen from the Studio (#2), Haunting at the Hotel (#3), and Danger on the Dig (#4)!

Don't miss Enola Holmes: The Case of the Missing Marquess! Now a Netflix original movie starring Millie Bobby Brown, Henry Cavill, and Helena Bonham Carter!Enola Holmes--younger sister to Sherlock Holmes--is back on another case!Enola is thrown into a tailspin when she receives a desperate message from her old friend, Lady Cecily. Enola knows she must help her friend before it's too late - but she doesn't know how! This complicated case has Enola hunting down clues all over London until she finally discovers the awful truth: Lady Cecily is being held prisoner! Enola must risk her own freedom and join forces with her brother, the famed Sherlock Holmes, to free Cecily. Can Enola trust her brother, and can they save Cecily in time?Praise for Enola Holmes: The Case of the Missing Marquess:An Edgar Award Nominee!"Empowered, capable, and smart . . . [with] an impactful message that you can do anything if you set your mind to it."--Millie Bobby Brown, Stranger Things* "Enola shows herself to be an intelligent, rational, resourceful, and brave protagonist. Readers will look forward to hearing this heroine's unique voice again." --Publishers Weekly, starred review* "This is a terrific package. Springer not only provides two fine mysteries, breathtaking adventure, and key-eyed description, but she also offers a worthy heroine." --Booklist, starred review

The Mysterious Affair At Styles (Agatha Christie Signature Edition)

Originally published: London: Collins, 1930.

Detectives Byrne and Balzano return to the streets of Philadelphia to put an end to a macabre succession of murdered children.A quiet Philadelphia suburb. A woman cycles past a train depot with her young daughter. There she finds a murdered girl posed on a newly painted bench. Beside her is a formal invitation to a tea dance in a week's time.Seven days later, two more young victims are discovered in an abandoned house, posed on painted swings. At the scene is an identical invitation. This time, though, there is something extra waiting for Detectives Kevin Byrne and Jessica Balzano: a delicate porcelain doll.It's a message. And a threat. With the killers at large, Detectives Byrne and Balzano have just seven more days to find the link between the murders before another innocent child is snatched from the streets.

There's a thief at Kirrin Cottage! The Famous Five think they know who it is, but they need to prove it! Where can they find evidence? The discovery of an old map and very unusual hiding place is all they need to get to the bottom of this mystery and uncover the true culprit!

For untold years, the perfectly preserved mummy had lain forgotten in the dusty basement of Boston’s Crispin Museum. Dubbed “Madam X,” the recently rediscovered mummy is, to all appearances, an ancient Egyptian artifact. But medical examiner Maura Isles discovers a macabre message hidden within the corpse–horrifying proof that this “centuries-old” relic is instead a modern-day murder victim. When the grisly remains of two other women are found, it becomes clear to Maura and Boston homicide detective Jane Rizzoli that a maniac is at large. Now Maura and Jane must unravel a murderer’s twisted endgame before the Archaeology Killer adds another chilling artifact to his monstrous collection.

When a copy-cat killer arrives in the small New England town of Edgeport, criminal psychologist Audrey Harte must use all her skill to solve the case.Audrey has been hired by the prosecution to help prepare for the trial of 19-year-old serial killer Ian "Boy Scout" Monroe. His one surviving victim, Tori Scott, is the star witness, but when someone begins killing with Monroe's M.O., the authorities - and Audrey - begin to wonder if Monroe had a partner. Keeping Tori safe is the main concern, but Audrey has also attracted the copy-cat's attention. Audrey is drawn into a dangerous game of cat and mouse, and when someone close to her is abducted by the killer, she has no choice but to play...For more from Kate Kessler, check out:Audrey Harte novelsIt Takes OneTwo Can PlayThree StrikesFour of a KindZero Hour (novella)Dead Ringer

-- The recent formation of the Ngaio Marsh Society demonstrates the lasting appeal of this classic practitioner of the crime novel.