Source: https://www.kidsbookseries.com/search?age=12&rl=3

Book series for 12-year-olds at reading level: 3rd grade (list current as of Dec 15, 2025)

  39 Clues by Rick Riordan, Gordon Korman, Peter Lerangis, et al. (Age 9 - 12)
  39 Clues: Cahills vs. Vespers by Gordon Korman, Jude Watson, Peter Lerangis, et al. (Age 9 - 12)
  39 Clues: Unstoppable by Jude Watson, Jeff Hirsch, Natalie Standiford, et al. (Age 8 - 12)
  Alex Rider by Anthony Horowitz (Age 9 - 15)
  Alice Prequels by Phyllis Reynolds Naylor (Age 7 - 12)
  American Girl Addy Short Stories by Connie Porter (Age 7 - 12)
  American Girl Felicity by Valerie Tripp (Age 8 - 12)
  American Girl Felicity Short Stories by Valerie Tripp (Age 7 - 12)
  American Girl History Mysteries by Sarah Masters Buckey, Holly Hughes, Elizabeth McDavid Jones, et al. (Age 10 - 14)
  American Girl Innerstar University by Erin Falligant, Laurie Calkhoven, Catherine Stine, et al. (Age 8 - 12)
  American Girl Josefina by Valerie Tripp (Age 8 - 12)
  American Girl Josefina Short Stories by Valerie Tripp (Age 7 - 12)
  American Girl Kirsten Short Stories by Janet Shaw (Age 7 - 12)
  American Girl Mini Mysteries by Rick Walton (Age 8 - 12)
  American Girl Molly by Valerie Tripp (Age 8 - 12)
  American Girl Molly Short Stories by Valerie Tripp (Age 7 - 12)
  American Girl Samantha by Susan S. Adler, Maxine Rose Schur, Valerie Tripp (Age 8 - 12)
  American Girl Samantha Short Stories by Valerie Tripp, Sarah Masters Buckey (Age 7 - 12)
  American Girl Today by Amy Goldman Koss, Chryssa Atkinson, Gary Soto (Age 8 - 12)
  Anastasia Krupnik by Lois Lowry (Age 9 - 12)
  Animorphs Alternamorphs by K. A. Applegate (Age 8 - 13)
  Animorphs Megamorphs by K. A. Applegate (Age 8 - 13)
  Artemis Fowl by Eoin Colfer (Age 9 and up)
  Artemis Fowl Graphic Novels by Eoin Colfer, Andrew Donkin (Age 9 and up)
  Band Geeks by Amy Cobb (Age 8 - 12)
  Bartimaeus Graphic Novels by Jonathan Stroud, Jonathan Stroud, Andrew Donkin (Age 10 and up)
  Baseball Card Adventures by Dan Gutman (Age 8 - 13)
  Berenstain Bears Big Chapter Books by Stan Berenstain, Jan Berenstain (Age 6 - 12)
  Beyond the Spiderwick Chronicles by Holly Black, Tony DiTerlizzi (Age 7 and up)
  Big Nate Activity Books by Lincoln Peirce (Age 8 - 12)
  Big Nate Comic Collections by Lincoln Peirce (Age 8 - 12)
  Big Nate Comix by Lincoln Peirce (Age 8 - 12)
  Big Nate Novels by Lincoln Peirce (Age 8 - 12)
  Bionicle Graphic Novels by Greg Farshtey (Age 8 - 12)
  Bonnets and Bugles by Gilbert Morris (Age 10 - 17)
  Book of the Crow by Catherine Fisher (Age 12 - 17)
  Brixton Brothers by Mac Barnett (Age 8 - 12)
  Captain Underpants by Dav Pilkey (Age 7 - 12)
  Chamber of Horrors by Bruce Coville (Age 12 - 14)
  Charlie Bone by Jenny Nimmo (Age 8 - 12)
  Chet Gecko Mystery by Bruce Hale (Age 8 - 12)
  Children of the Red King by Jenny Nimmo (Age 8 - 12)
  Chronicles of Narnia by C. S. Lewis (Age 6 - 12)
  Chronoptika by Catherine Fisher (Age 12 - 17)
  Cirque Du Freak by Darren Shan (Age 10 and up)
  Cupcake Diaries by Coco Simon (Age 8 - 12)
  Dear America by Kathryn Lasky, Kristiana Gregory, Barry Denenberg, et al. (Age 8 - 13)
  Dear Dumb Diary by Jim Benton (Age 8 - 12)
  Dimwood Forest Chronicles by Avi (Age 8 - 12)
  Disney Fairies Chapter Books Based on Movies by Stacia Deutsch (Age 8 - 12)
  Dixie Morris Animal Adventures by Gilbert Morris (Age 7 - 12)
  Dork Diaries by Rachel Renee Russell (Age 9 - 13)
  Dr. Seuss Classics and More by Dr. Seuss, Tish Rabe, Jack Prelutsky (Age 3 and up)
  Dragonborn by Toby Forward (Age 8 - 13)
  Dragonbreath by Ursula Vernon (Age 7 - 12)
  E.B. White Classics by E. B. White (Age 8 - 12)
  Enemy by Charlie Higson (Age 12 - 17)
  Flaxfield Quartet by Toby Forward (Age 8 - 13)
  Fudge by Judy Blume (Age 7 - 12)
  Galactic Hot Dogs by Max Brallier (Age 8 - 12)
  Game Face by Rich Wallace (Age 8 - 12)
  Give Yourself Goosebumps by R. L. Stine (Age 7 - 12)
  Goddess Girls by Joan Holub, Suzanne Williams (Age 8 - 12)
  Goosebumps Hall of Horrors by R. L. Stine (Age 8 - 12)
  Goosebumps HorrorLand by R. L. Stine (Age 8 - 12)
  Goosebumps Most Wanted by R. L. Stine (Age 8 - 12)
  Goosebumps Most Wanted Special Edition by R. L. Stine (Age 8 - 12)
  Goosebumps Original Series by R. L. Stine (Age 8 - 12)
  Goosebumps Presents TV Books by R. L. Stine, Megan Stine, Carol Ellis, et al. (Age 7 - 12)
  Hamster Princess by Ursula Vernon (Age 8 - 12)
  Hank Zipzer by Henry Winkler, Lin Oliver (Age 7 - 12)
  Hank Zipzer: The Mostly True Confessions of the World's Best Underachiever by Henry Winkler, Lin Oliver (Age 7 - 12)
  Hardy Boys by Franklin W. Dixon (Age 8 - 12)
  Hardy Boys Mystery Stories by Franklin W. Dixon (Age 8 - 12)
  Hardy Boys Undercover Brothers by Franklin W. Dixon (Age 8 - 12)
  Hardy Boys Undercover Brothers Super Mysteries by Franklin W. Dixon (Age 8 - 12)
  Hardy Boys Undercover Brothers: The New Case Files by Gerry Conway (Age 8 - 12)
  Haunting of Derek Stone by Tony Abbott (Age 9 - 13)
  Heir Chronicles by Cinda Williams Chima (Age 10 - 17)
  Heroes of Olympus by Rick Riordan (Age 9 - 14)
  Hidden Talents by David Lubar (Age 10 - 14)
  Homework Machine by Dan Gutman (Age 8 - 12)
  I Am Number Four by Pittacus Lore (Age 12 - 17)
  Incarceron by Catherine Fisher (Age 12 - 17)
  Infinity Ring by James Dashner, Carrie Ryan, Lisa McMann, et al. (Age 8 - 12)
  Inkheart by Cornelia Funke (Age 9 - 12)
  Kane Chronicles by Rick Riordan (Age 9 - 15)
  Keys to the Kingdom by Garth Nix (Age 8 - 15)
  Lorien Legacies by Pittacus Lore (Age 12 - 17)
  Lunch Lady by Jarrett J. Krosoczka (Age 8 - 12)
  Magic Half by Annie Barrows (Age 8 - 12)
  Magic Shop by Bruce Coville (Age 8 - 12)
  Maximum Ride by James Patterson (Age 11 - 17)
  Michael Vey by Richard Paul Evans (Age 12 - 17)
  Million Dollar by Dan Gutman (Age 8 - 12)
  My Side of the Mountain by Jean Craighead George (Age 5 - 12)
  My Sister the Vampire by Sienna Mercer (Age 8 - 12)
  Mysteries Through Time by Sarah Masters Buckey, Holly Hughes, Elizabeth McDavid Jones, et al. (Age 10 - 14)
  Myth-O-Mania by Kate McMullan (Age 9 - 13)
  Nancy Drew Girl Detective by Carolyn Keene (Age 8 - 12)
  Nancy Drew Mystery Stories by Carolyn Keene (Age 8 - 14)
  Nathan Abercrombie, Accidental Zombie by David Lubar (Age 8 - 12)
  Nightmare Room by R. L. Stine (Age 9 - 14)
  Nightmare Room Thrillogy by R. L. Stine (Age 9 - 14)
  Obsidian Mirror by Catherine Fisher (Age 12 - 17)
  Old Turtle by Douglas Wood, Joseph M. Martin, Douglas Wood (Age 5 and up)
  On the Run by Gordon Korman (Age 9 - 12)
  Oracle Prophecies by Catherine Fisher (Age 11 - 16)
  Pendragon Before the War by Carla Jablonski, D. J. MacHale, Walter Sorrells (Age 10 - 15)
  Percy Jackson & the Olympians by Rick Riordan (Age 9 - 12)
  Pet Trouble by Tui T. Sutherland (Age 8 - 14)
  Poppy Stories by Avi (Age 8 - 12)
  Punished by David Lubar (Age 8 - 13)
  Rachel Yoder by Wanda Brunstetter (Age 8 - 12)
  Red Rock Mysteries by Jerry B. Jenkins, Chris Fabry (Age 8 - 12)
  Redwall Illustrated Storybooks by Brian Jacques (Age 5 - 14)
  Relic Master by Catherine Fisher (Age 12 - 17)
  Roald Dahl Classics by Roald Dahl (Age 7 and up)
  Roald Dahl Short Stories by Roald Dahl (Age 5 - 17)
  Saga of Darren Shan by Darren Shan (Age 10 and up)
  Sammy Keyes by Wendelin Van Draanen (Age 9 - 13)
  Sarah, Plain and Tall by Patricia MacLachlan (Age 8 - 12)
  Seekers: Return to the Wild by Erin Hunter (Age 8 - 13)
  Seven Sleepers by Gilbert Morris (Age 10 - 17)
  Seven Sleepers: The Lost Chronicles by Gilbert Morris (Age 10 - 17)
  Seven Wonders by Peter Lerangis (Age 8 - 12)
  Sew Zoey by Chloe Taylor (Age 8 - 12)
  Shadow Falls: After Dark by C. C. Hunter (Age 12 - 18)
  Shiver Trilogy by Maggie Stiefvater (Age 12 - 17)
  Sisters Club by Megan McDonald (Age 8 - 12)
  Snow-Walker by Catherine Fisher (Age 10 - 15)
  Spiderwick Chronicles by Holly Black, Tony DiTerlizzi (Age 7 and up)
  Star Wars: Jedi Apprentice by Dave Wolverton, Jude Watson (Age 8 - 12)
  Star Wars: The Last of the Jedi by Jude Watson (Age 9 - 12)
  Starlight Animal Rescue by Dandi Daley Mackall (Age 8 - 13)
  Stranded: Shadow Island by Jeff Probst, Chris Tebbetts (Age 8 - 13)
  Tales from Dimwood Forest by Avi (Age 8 - 12)
  Tales to Give Yourself Goosebumps by R. L. Stine (Age 8 - 12)
  Terrible Two by Mac Barnett, Jory John (Age 8 - 12)
  Titanic by Gordon Korman (Age 8 - 12)
  Uglies by Scott Westerfeld (Age 12 - 17)
  Vampire Academy by Richelle Mead, Michelle Rowen, Brandon T. Snider (Age 12 - 18)
  Vet Volunteers by Laurie Halse Anderson (Age 8 - 12)
  Warriors Manga: Graystripe's Adventure by Erin Hunter, Dan Jolley (Age 8 - 12)
  Warriors: A Vision of Shadows by Erin Hunter (Age 8 - 14)
  Warriors: Dawn of the Clans by Erin Hunter (Age 8 - 14)
  Warriors: Omen of the Stars by Erin Hunter (Age 8 - 14)
  Wayside School by Louis Sachar (Age 8 - 14)
  Weenies Stories by David Lubar (Age 9 - 12)
  Whatever After by Sarah Mlynowski (Age 8 - 12)
  Who Was...? by Jess Brallier, Stephanie Spinner, Dennis Brindell Fradin, et al. (Age 8 - 12)
  Wild at Heart by Laurie Halse Anderson (Age 8 - 12)
  Winnie the Horse Gentler by Dandi Daley Mackall (Age 8 - 12)
  Wolves of Mercy Falls by Maggie Stiefvater (Age 12 - 17)
  Young Merlin Trilogy by Jane Yolen (Age 8 - 12)

Please note that reading level search results reflect our best estimate of the reading level range for each series based on the information we have available. To check or confirm the actual reading level for a specific book, specific book within a series as measured by one of the companies that perform these assessments, please go to the respective company's website as explained here: https://www.kidsbookseries.com/help/readinglevels.php.

We are in the process of adding more series to our database. Please check back again soon when we may have more series on this list for you.


Key for icons:
   = award winner or finalist
   = best-seller list
   = adapted into film or musical
   = adapted from television series
   = adapted into television series

Copyright © 2025 WebData Technology Corporation. For educational and personal use only.