Beta

The Professor and the Puzzle Alternatives—
Suggestions for What to Read Next

The Professor and the Puzzle
The Secret of the Old Clock
From the Mixed-Up Files of Mrs. Basil E. Frankweiler
We the Children
Letters from Camp

Recommended

    chapter • 192 Pages
    The Secret of the Old Clock
    #1 in Series
    Carolyn Keene
    chapter • 172 Pages
    From the Mixed-Up Files of Mrs. Basil E. Frankweiler
    5.8
    E.L. Konigsburg
    chapter • 176 Pages
    We the Children
    #1 in Series
    Andrew Clements
    chapter • 192 Pages
    Letters from Camp
    Series
    Kate Klise, M. Sarah Klise
    chapter • 176 Pages
    Winnie-the-Pooh
    7.0
    #1 in Series
     
    chapter • 160 Pages
    A Boy Called Bat
    6.8
    #1 in Series
    Elana K. Arnold, Charles Santoso
    chapter • 212 Pages
    The Moffats
    6.5
    #1 in Series
    Eleanor Estes, Louis Slobodkin
    chapter • 180 Pages
    The Borrowers
    6.5
    #1 in Series
    Mary Norton, Diana Stanley, Beth Krush, Joe Krush
    chapter • 207 Pages
    The BFG
    6.4
    Roald Dahl, Quentin Blake
    chapter • 184 Pages
    The Mouse and the Motorcycle
    6.4
    #1 in Series
    Beverly Cleary, Jacqueline Rogers
    chapter • 208 Pages
    Ragweed
    6.0
    #1 in Series
    Avi, Brian Floca
    chapter • 164 Pages
    Charlie and the Chocolate Factory
    5.9
    #1 in Series
    Roald Dahl, Quentin Blake
    View more

Books about action and adventure

    chapter • 184 Pages
    The Mouse and the Motorcycle
    6.4
    #1 in Series
    Beverly Cleary, Jacqueline Rogers
    chapter • 208 Pages
    Ragweed
    6.0
    #1 in Series
    Avi, Brian Floca
    chapter • 164 Pages
    Charlie and the Chocolate Factory
    5.9
    #1 in Series
    Roald Dahl, Quentin Blake
    chapter • 176 Pages
    James and the Giant Peach
    5.8
    Series
    Roald Dahl, Quentin Blake
    chapter • 172 Pages
    From the Mixed-Up Files of Mrs. Basil E. Frankweiler
    5.8
    E.L. Konigsburg
    chapter • 224 Pages
    Oliver and the Sea Monkeys
    5.4
    Series
    Philip Reeve, Sarah McIntyre
    chapter • 160 Pages
    Cody and the Fountain of Happiness
    5.3
    #1 in Series
    Tricia Springstubb, Eliza Wheeler
    chapter • 212 Pages
    Carnival in a Fix
    5.3
    Series
    Philip Reeve, Sarah McIntyre
    chapter • 176 Pages
    Knights vs. Dinosaurs
    5.0
    #1 in Series
     
    chapter • 192 Pages
    Oakwing
    5.0
    #1 in Series
    EJ Clarke
    chapter • 160 Pages
    The Great Cheese Robbery
    4.8
    #1 in Series
    Chris Mould
    chapter • 224 Pages
    Bernard Pepperlin
    3.8
    Cara Hoffman, Olga Demidova
    View more

Books about mystery and detective

    chapter • 172 Pages
    From the Mixed-Up Files of Mrs. Basil E. Frankweiler
    5.8
    E.L. Konigsburg
    chapter • 212 Pages
    Carnival in a Fix
    5.3
    Series
    Philip Reeve, Sarah McIntyre
    chapter • 176 Pages
    Thea Stilton and the Dragon's Code
    #1 in Series
    Thea Stilton
    chapter • 208 Pages
    InvestiGators
    #1 in Series
    Graphic Nov.
    John Patrick Green
    chapter • 160 Pages
    The Box-Car Children
    #1 in Series
     
    chapter • 192 Pages
    The Secret of the Old Clock
    #1 in Series
    Carolyn Keene
    chapter • 179 Pages
    The House with a Clock in Its Walls
    #1 in Series
    John Bellairs, Edward Gorey
    chapter • 176 Pages
    We the Children
    #1 in Series
    Andrew Clements
    chapter • 208 Pages
    London Art Chase
    Natalie Grant
    chapter • 192 Pages
    Letters from Camp
    Series
    Kate Klise, M. Sarah Klise
    chapter • 208 Pages
    A Dolphin Wish
    Natalie Grant
    chapter • 192 Pages
    Traitor in the Shipyard
    Series
    Kathleen Ernst, Sergio Geovine
    View more

More books by Carolyn Keene with a similar difficulty

Trending books

    picture • 224 Pages
    My Encyclopedia of Very Important Things
    DK
    picture • 175 Pages
    Where the Sidewalk Ends
    5.0
    Shel Silverstein
    chapter • 176 Pages
    James and the Giant Peach
    5.8
    Series
    Roald Dahl, Quentin Blake
    chapter • 176 Pages
    Cat Kid Comic Club
    #1 in Series
    Graphic Nov.
    Dav Pilkey
    chapter • 184 Pages
    Charlotte's Web
    5.8
    Garth Williams
    chapter • 208 Pages
    InvestiGators
    #1 in Series
    Graphic Nov.
    John Patrick Green
    chapter • 192 Pages
    The Secret Garden (Graphic Novel)
    Graphic Nov.
    Hanna Luechtefeld
    picture • 208 Pages
    Agents of S.U.I.T.
    #1 in Series
    Graphic Nov.
    John Patrick Green, Pat Lewis
    chapter • 212 Pages
    Good Night Stories for Rebel Girls
    7.0
    #1 in Series
    Rebel Girls, Elena Favilli, Francesca Cavallo
    chapter • 163 Pages
    A True Home
    5.5
    #1 in Series
    Kallie George, Stephanie Graegin
    chapter • 160 Pages
    Amelia Bedelia Means Business
    5.0
    #1 in Series
    Herman Parish, Lynne Avril
    chapter • 208 Pages
    D'Aulaires' Book of Greek Myths
    Series
     
    View more

Books about mystery, espionage and detective

    chapter • 172 Pages
    From the Mixed-Up Files of Mrs. Basil E. Frankweiler
    5.8
    E.L. Konigsburg
    chapter • 160 Pages
    The Vanishing Coin
    4.8
    #1 in Series
    Kate Egan, Mike Lane, Eric Wight
    chapter • 208 Pages
    InvestiGators
    #1 in Series
    Graphic Nov.
    John Patrick Green
    chapter • 176 Pages
    Thea Stilton and the Dragon's Code
    #1 in Series
    Thea Stilton
    chapter • 160 Pages
    Mac Undercover
    #1 in Series
    Mac Barnett, Mike Lowery
    chapter • 160 Pages
    The Box-Car Children
    #1 in Series
     
    chapter • 192 Pages
    The Secret of the Old Clock
    #1 in Series
    Carolyn Keene
    chapter • 179 Pages
    The House with a Clock in Its Walls
    #1 in Series
    John Bellairs, Edward Gorey
    chapter • 176 Pages
    We the Children
    #1 in Series
    Andrew Clements
    chapter • 208 Pages
    London Art Chase
    Natalie Grant
    chapter • 192 Pages
    Letters from Camp
    Series
    Kate Klise, M. Sarah Klise
    chapter • 208 Pages
    A Dolphin Wish
    Natalie Grant
    View more

Books about thrillers and suspense

    chapter • 226 Pages
    The Hound of the Baskervilles
    #5 in Series
    Conan Doyle

Classics

    chapter • 174 Pages
    A Bear Called Paddington
    5.8
    #1 in Series
    Michael Bond, Peggy Fortnum
    chapter • 192 Pages
    Because of Winn-Dixie
    5.4
    Kate DiCamillo
    chapter • 160 Pages
    Penny and Peter
    5.3
    Carolyn Haywood
    picture • 175 Pages
    A Light in the Attic
    Shel Silverstein
    chapter • 201 Pages
    The Witches
    Roald Dahl, Quentin Blake
    chapter • 226 Pages
    The Hound of the Baskervilles
    #5 in Series
    Conan Doyle
    chapter • 191 Pages
    Through the Looking-Glass
    Lewis Carroll
    picture • 168 Pages
    The Boxcar Children
    #1 in Series
    Gertrude Chandler Warner, Anne Yvonne Gilbert, Gretchen Ellen Powers
    chapter • 208 Pages
    Fables of Aesop
     
    chapter • 224 Pages
    Aesop's Fables
    Series
    Ann McGovern
    chapter • 208 Pages
    Beezus and Ramona
    #1 in Series
    Beverly Cleary, Jacqueline Rogers
    chapter • 192 Pages
    Boy
    #1 in Series
    Roald Dahl, Quentin Blake
    View more

Bookroo

Book Clubs

Book Store

Schools

Book Platform

Authors & Illustrators

Follow Bookroo

© 2025 Bookroo
Terms of ServicePrivacy Policy