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  • General Recommendations
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Summer Learning: Mysteries

Looking to solve a few mysteries over your summer break? Check out these exciting whodunits for the whole family! This is a multigenerational booklist that features selections for Pre-Readers (0-5), Readers (5-10), Pre-Teens (10-12), Teens (12-17), and Adults (18+). Selected by SJPL staff.

User from San José Public Library

40 items

  • For Pre-Readers. When a little boy's beloved fish is attacked, Ramon Fellini, a cat disguised as a dog and self-proclaimed super detective, offers to uncover the culprit, but his impeccable costume and crime-solving skills may be too good to be true.
    Book, 2025Grand Rapids, Michigan : Eerdmans Books for Young Readers, 2025. — J PICTURE BOOK Karsten
  • For Pre-Readers. A barnyard mystery takes on a noir-esque spin in this hilarious picture book chock full of puns.
    Book, 2025New York, NY : Holiday House, [2025] — J PICTURE BOOK Sayres
  • For Pre-Readers. When curious paperboy Weasel encounters his mysterious neighbor Roy on his route, he becomes convinced that Roy is actually a dog! But when his friend Pam Pam disagrees, Weasel must put on his detective cap and do his best sleuthing…
    Book, 2024Toronto : Tundra, [2024] — J PICTURE BOOK Shapiro
  • Poo-dunit?

    a Forest Floor Mystery

    Aronson, Katelyn,
    For Pre-Readers. As mouse seeks to discover who left poo outside his house, children will learn to identify eight different animals’ scat and discover how droppings can help plants to grow, all while enjoying rhyming text and expressive animals.…
    Book, 2022Somerville, Massachusetts : Candlewick Press ; 2022. — J PICTURE BOOK Aronson
  • Hornswoggled!

    a Wacky Words Whodunit

    Crute, Josh,
    For Pre-Readers. Deer wakes up to find one of his antlers is missing...and there's a tennis racket in its place? One by one his friends also uncover that their important items from glasses to lucky boots have been swapped with silly, useless…
    Book, 2021Salem, MA : Page Street Kids, [2021] — J PICTURE BOOK Crute
  • Not An Alphabet Book

    the Case of the Missing Cake

    McLaughlin, Eoin,
    For Pre-Readers. When Bear's cake goes missing from page 5, he attempts to track down the culprit, in a book where each letter of the alphabet represents a clue to the mystery.
    Book, 2020Somerville, Massachusetts : Candlewick Press, 2020. — J PICTURE BOOK McLaughl
  • For Pre-Readers. In Dakor, India, Jiva looks forward to a feast of peas from his garden, but when they are stolen at harvest time, Jiva sets out to catch the thief.
    Book, 2020Atlanta, Georgia : Peachtree Publishing Company Inc., [2020] — J PICTURE BOOK Sheth
  • For Pre-Readers. Ms. Flamingo's cat, Fluffy, is missing...and there's only one detective who can crack the case! Meet Agent Lion--he works at Super Detective Agents Agency, wears a tiny blue hat, and loves jelly doughnuts. But most importantly, he…
    Book, 2020New York : Harper, an imprint of HarperCollinsPublishers, [2020] — J PICTURE BOOK Soman
  • For Pre-Readers and Readers. When Katie Woo and Pedro find a treasure map at the beach the wind snatches it away, and they chase after it. Book 1 of the Katie Woo and Pedro mysteries.
    Book, 2023North Mankato, Minnesota : Picture Window Books, a Capstone imprint, [2023] — J EASY READER Manushki
  • For Readers. When someone slips into the precinct and steals Mama Pigeon's tarts, pigeon detectives Martin P. Sweets, Felix Danish, and Ralph Custard follow the clues to find out who stole the delicious treats. Book 1 of Pigeon Private Detectives…
    Book, 2023New York : Union Square Kids, [2023] — J FICTION CurranBa
  • For Readers. When Simon and Chester find costumes to style themselves after Holmes and Watson, they transform the attic into an office with shadowy lighting and soon get their first case. Book 1 of Simon and Chester series.
    Book, 2021[Toronto, Ontario, Canada] : Tundra Books, [2021] — J FICTION SIMON AND CHESTER
  • For Readers and Pre-Teens. Twelve-year-old Raven Gallows, a budding detective and mortician, investigates a mysterious death linked to her mother when a mummified body discovered in a haunted hotel holds crucial clues, leading her and her friends to…
    Book, 2025[Salt Lake City, Utah] : Shadow Mountain Publishing, [2025] — J FICTION Bearce
  • For Readers and Pre-Teens. When twelve-year-old Alice, who receives messages from the dead, discovers a man with a deadly sunlight allergy was murdered, she and the victim's niece work together to uncover the truth. Delightful, dark and twisty, this…
    Book, 2024New York : Holiday House, 2024. — J FICTION Harrier
  • For Readers and Pre-Teens. Twelve-year-old Alex Sherlock, his thirteen-year-old sister Zoe, and their friends Lina and Yadi decide to spend their summer in Miami investigating the many "cold cases" their grandfather accumulated during his years as a…
    Book, 2024New York : Aladdin, 2024. — J FICTION Ponti
  • Premeditated Myrtle

    a Myrticle Hardcastle Mystery

    Bunce, Elizabeth C.,
    For Readers and Pre-Teens. When twelve-year-old aspiring detective Myrtle Hardcastle learns her neighbor in quiet Swinburne, England, a breeder of rare flowers, has died, she is certain it was murder and that she must find the killer. Book 1 of…
    Book, 2021Chapel Hill : Algonquin Young Readers, 2021. — J PB FICTION Bunce
  • For Readers and Pre-Teens. Told from separate viewpoints, Chess, Emma, and Finn Greystone, ages twelve, ten, and eight, investigate why their mother went missing and uncover their ties to an alternate world. Book 1 of Greystone Secrets series.
    Book, 2020New York, NY : Katherine Tegen Books, an imprint of HarperCollinsPublishers, 2020. — J PB FICTION Haddix
  • For Readers and Pre-Teens. After a young boy found in the National Gallery of Art suffers amnesia, he looks for clues about his identity while using his limited knowledge of art to uncover a plot by conspirators to commit forgery. Book 1 of Lost Art…
    Book, 2018Boston : Houghton Mifflin Harcourt, [2018] — J PB FICTION Hicks
  • For Readers and Pre-Teens. Emotionally crippled by his obsessive-compulsive disorder, teenager Matthew Corbin rarely leaves his room on a cul-de-sac in London, and he passes the day observing and writing down his neighbors' doings from his window.…
    Book, 2018New York : Scholastic Inc., [2018] — J PB FICTION Thompson
  • For Pre-Teens. Brooklyn girl Kaylani McKinnon is thrust into an intricate web of lies when a shocking murder on Martha's Vineyard threatens to expose dangerous secrets.
    Book, 2025New York : Scholastic Press, 2025. — J FICTION Jackson
  • For Pre-Teens. Hal Beck joins his travel journalist uncle on a trip to Sweden to visit a friend. When Uncle Nat's friend's home is broken into, he and Hal are on the case.
    Book, 2025New York, NY : Feiwel and Friends, 2025. — J PB FICTION Leonard