The 100 best moderately difficult books

Each point of light is one of the 100, placed by how hard it is to read. The brighter, the higher it ranks. The dotted line is one way up.

100
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675
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42
free to read here
Moderate44 booksChallenging56 books

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No. 1 of 100

Poetics

Aristotle · c. 335 BCE

Difficulty 60/1003.4 hours

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Readable here · 42

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Showing 100 books

About 675 hours for 99 of 100 books with measured lengths. Estimates use 250 words a minute, adjusted for each book's difficulty. At 2 hours a day, about 338 days for those books.

1–10 · 104 hours
  1. No. 1 on this list. Poetics

    Aristotle · c. 335 BCE

    Challenging3.4 hours

    The Poetics is required reading in virtually every university curriculum touching literature, classics, philosophy, rhetoric, or dramatic theory worldwide. It appears on syllabi across disciplines in every major educational system. No other single work in Western literary culture has maintained this breadth of curricular presence across two and a half millennia.

  2. No. 2 on this list. Iliad

    Homer · c. 750 BCE

    Challenging13 hours

    Taught in schools: Montenegrin literature curriculum (crnogorski jezik i književnost) (Montenegro)

    Included in: Bokklubben World Library, Great Books of the Western World

    The foundational war poem of Western civilization, and still the most unflinching. Homer gives Achilles' rage the same weight as Hector's tenderness with his son, refusing to let either side own the meaning of the slaughter.

  3. No. 3 on this list. Don Quixote

    Miguel de Cervantes · 1605

    Challenging32 hours

    Taught in schools: Hungarian literature curriculum (magyar nyelv és irodalom) (Hungary), Literatura, Diseño Curricular – Provincia de Buenos Aires (Argentina), Montenegrin literature curriculum (crnogorski jezik i književnost) (Montenegro)

    Included in: Bokklubben World Library, Great Books of the Western World

    271 syllabus appearances (60.8th percentile) undersells its actual canonical weight. Don Quixote appears on virtually every Western canon list ever compiled, from Harold Bloom's to university core curricula worldwide. It is routinely called the first modern novel and the foundational work of Western fiction. Its relatively lower syllabus count likely reflects the novel's 900+ page length making it harder to assign in survey courses.

  4. No. 4 on this list. Odes

    Horace · c. 23 BCE

    Moderate1.9 hours

    Horace's Odes have been required reading in classical curricula for over two thousand years without interruption — studied in Rome, medieval monasteries, Renaissance courts, and modern universities alike. The phrase 'carpe diem' originates in Odes I.11 and has entered every major world language. The Wikipedia article appears in only 1 language in the current database, but this reflects a data gap: the Odes are among the most-taught texts in any Western classics or humanities program, with presence on thousands of university syllabi globally.

  5. The single most important sonnet sequence in English and among the most celebrated poems ever written.

  6. No. 6 on this list. Symposium

    Plato · c. 385 BCE

    Moderate2.2 hours

    The Symposium is required reading in virtually every philosophy, classics, and great books curriculum worldwide. It appears on syllabi for philosophy of love, Platonic metaphysics, ancient literature, gender studies, and queer theory courses. Its influence has extended beyond the academy — the concept of 'Platonic love' and Aristophanes' myth of the divided self have entered everyday language. No significant Western education omits it.

  7. No. 7 on this list. One Hundred Years of Solitude

    Gabriel García Márquez · 1967

    Challenging10 hours

    Taught in schools: Literatura, Diseño Curricular – Provincia de Buenos Aires (Argentina)

    Included in: Bokklubben World Library

    García Márquez wove a century of Latin American history into one family's story where the miraculous and the mundane coexist without explanation — ice is as wondrous as levitation. The book proved that the novel could channel an entire continent's experience in a voice that had no European precedent.

  8. No. 8 on this list. Anna Karenina

    Leo Tolstoy · 1877

    Challenging26 hours

    Taught in schools: Hungarian literature curriculum (magyar nyelv és irodalom) (Hungary), Lithuanian literature curriculum (lietuvių kalba ir literatūra), Russian FGOS literature standard

    Included in: Bokklubben World Library

    Appears on 334 university syllabi and has a Wikipedia article in 82 languages, placing it among the most globally recognized novels ever written. Consistently named to lists of the greatest novels—TIME All-TIME 100 Novels (2005) and Le Monde's 100 Books of the Century (1999)—and taught wherever world literature courses exist. Its status as a masterpiece of the novel form is essentially uncontested across literary traditions.

  9. No. 9 on this list. Georgics

    Virgil · c. 29 BCE

    Moderate1.6 hours

    Included in: Great Books of the Western World

    The Georgics is a cornerstone of Western classical education, appearing on university syllabi worldwide wherever Latin literature, pastoral poetry, or the history of agriculture is taught. It stands alongside the Aeneid and Eclogues as the essential Virgilian triad; no serious study of Latin poetry omits it. Its influence on English poets from Dryden through Seamus Heaney has kept it continuously present in anglophone literary education as well.

  10. Recited in the five daily prayers of over a billion Muslims and central to the required curriculum of Islamic studies, Middle East studies, and comparative religion departments worldwide, with millions of hafiz who memorize the entire text. No syllabus or Wikipedia-language data was returned for this record, but its canonical standing within its own tradition and in academic religious studies is effectively total.

11–20 · 70 hours
  1. No. 11 on this list. Orientalism · Edward W. Said · 1978

    Orientalism is required reading in postcolonial studies, comparative literature, cultural studies, history, and Middle Eastern studies curricula worldwide. It appears on thousands of university syllabi across disciplines and is considered foundational to the field of postcolonial criticism. No academic in the humanities can avoid engagement with Said's argument, making it one of the most canonical critical texts of the late 20th century.

    Challenging13 hours

    Start this book
  2. No. 12 on this list. Beloved · Toni Morrison · 1988

    Taught in schools: Pearson Edexcel GCSE and A-level English Literature (UK)

    Included in: Bokklubben World Library

    Morrison made the ghost of a murdered child literal — she moves into the house, eats all the food, demands everything — and in doing so found the only form adequate to represent what slavery did to the interior lives of the people who survived it. The novel forced American fiction to reckon with a history it had aestheticized or avoided.

    Challenging7.4 hours

    Start this book
  3. No. 13 on this list. Oedipus Rex · Sophocles · c. 429 BCE

    Included in: Bokklubben World Library, Great Books of the Western World

    Sophocles built the perfect dramatic machine: a man investigating a crime who discovers he is the criminal, with every revelation tightening the trap his own competence has set. Aristotle used it as his model of tragedy, and twenty-four centuries of dramatists have not improved on its architecture.

    Challenging1.8 hours

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  4. No. 14 on this list. Six Characters in Search of an Author · Luigi Pirandello · 1921

    Taught in schools: UNAM Escuela Nacional Preparatoria – programas de Literatura (Mexico)

    Included in: Great Books of the Western World

    Pirandello sent six fictional characters onto a stage to confront the actors rehearsing their story, detonating the boundary between author, character, and performer decades before anyone used the word "metafiction." The play asked who owns a story — the person who wrote it or the person who lives it — and left the question permanently unresolved.

    Challenging1.9 hours

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  5. No. 15 on this list. Adventures of Huckleberry Finn · Mark Twain · 1884

    Taught in schools: Pearson Edexcel GCSE and A-level English Literature (UK)

    Included in: Bokklubben World Library, Great Books of the Western World

    Adventures of Huckleberry Finn is taught in virtually every American high school and university American literature course, and is among the most debated and analyzed works in the American canon. Its Wikipedia article spans 62 languages with a dedicated reception section, reflecting global critical discourse sustained for over 140 years. Ernest Hemingway's declaration that all modern American literature comes from this one book cemented its place as the foundational American novel.

    Moderate7.5 hours

    Read now
  6. No. 16 on this list. Mother Courage and Her Children · Bertolt Brecht · 1941

    Taught in schools: UNAM Escuela Nacional Preparatoria – programas de Literatura (Mexico)

    Included in: Great Books of the Western World

    Mother Courage is a required text on virtually every drama and theatre studies syllabus worldwide. It appears on the AP Literature list, the IB Theatre curriculum, and is included in every major anthology of 20th-century drama from Norton to Penguin. The play is routinely placed alongside Waiting for Godot and Death of a Salesman as one of the three foundational postwar plays in the Western canon.

    Challenging13 hours

    Start this book
  7. No. 17 on this list. Macbeth · William Shakespeare · 1606

    Taught in schools: WBCHSE English and Alternative English syllabuses (India)

    Included in: Great Books of the Western World

    Shakespeare compressed an entire arc of political ambition, guilt, and psychological disintegration into his shortest tragedy, giving English its most visceral portrait of how a single murderous act can unravel a mind. Lady Macbeth's sleepwalking and Macbeth's "tomorrow and tomorrow" soliloquy remain the benchmarks for dramatizing a conscience that cannot escape itself.

    Challenging1.4 hours

    Read now
  8. No. 18 on this list. Pride and Prejudice · Jane Austen · 1813

    Taught in schools: AQA GCSE and A-level English Literature (UK), Cambridge IGCSE Literature in English (0475), Common Core text exemplars (Appendix B) (US)

    Included in: Bokklubben World Library

    Appears on 2,313 university syllabi — placing it at the 84th percentile of all taught books globally — and Wikipedia covers the novel in 74 languages. Listed in the BBC Big Read Top 100, 1001 Books You Must Read Before You Die, and published in prestige editions by both Penguin Classics and Everyman's Library. One of the most consistently taught novels in English literature.

    Moderate8.6 hours

    Read now
  9. No. 19 on this list. Selected Stories · Anton Chekhov · 1899

    Chekhov anchors the short-story unit of virtually every world-literature and creative-writing syllabus in the English-speaking world, and "The Lady with the Dog," "Gooseberries," and "Ward No. 6" are among the most frequently anthologized stories in any language. Our database has no syllabus or Wikipedia-language data recorded against this specific collection entry, but that reflects the absence of one fixed "Selected Stories" edition to track rather than any gap in his standing.

    Moderate9.9 hours

    Start this book
  10. No. 20 on this list. On the Nature of Things · Lucretius · c. 55 BCE

    Included in: Great Books of the Western World

    De Rerum Natura is one of the most significant surviving texts from antiquity, taught in classics, philosophy, and history of science programs at universities worldwide. It represents the fullest extant exposition of Epicurean atomism in any language and appears on virtually every list of essential classical works. Its rediscovery by Poggio Bracciolini in 1417 is credited with catalyzing Renaissance intellectual culture.

    Moderate5.5 hours

    Start this book
21–30 · 94 hours
  1. No. 21 on this list. Phaedrus · Plato · c. 370 BCE

    Plato's Phaedrus is a foundational text in Western philosophy, taught in virtually every philosophy curriculum worldwide from undergraduate ethics to graduate seminars on rhetoric and metaphysics. The dialogue has maintained continuous scholarly presence for 2,400 years, appearing on Open Syllabus lists for philosophy, rhetoric, and classical studies courses across hundreds of institutions. Its Wikipedia article spans over 50 languages for the work as a whole.

    Challenging3.1 hours

    Start this book
  2. No. 22 on this list. The Great Gatsby · F. Scott Fitzgerald · 1925

    Taught in schools: AQA GCSE and A-level English Literature (UK), CAPE Literatures in English – Caribbean Examinations Council, Common Core text exemplars (Appendix B) (US)

    Included in: Great Books of the Western World

    Fitzgerald distilled the self-invention at the core of American life into 180 pages of lapidary prose, centering it on a man whose dream is so vivid it becomes indistinguishable from delusion. The green light at the end of Daisy's dock entered the language as shorthand for desire that is more beautiful for being unreachable.

    Moderate3.4 hours

    Read now
  3. No. 23 on this list. Aeneid · Virgil · c. 19 BCE

    Included in: Bokklubben World Library, Great Books of the Western World

    Virgil reverse-engineered Homer to give Rome a founding myth that justified empire, pietas, and destiny — and in the process invented the idea that a national epic could be a deliberate literary construction rather than an inherited oral tradition. Dante, Milton, and every poet who tried to write a civilization into existence started here.

    Challenging9.4 hours

    Read now
  4. No. 24 on this list. War and Peace · Leo Tolstoy · 1869

    Taught in schools: Russian FGOS literature standard, Turkish edebiyat curriculum (Turkey)

    Included in: Bibliothèque de la Pléiade, Bokklubben World Library, Great Books of the Western World

    War and Peace appears on 120 university syllabi (Open Syllabus) and has Wikipedia articles in 80 languages, placing it among the most globally recognized novels ever written. It features on the BBC Big Read Top 100, the 1001 Books You Must Read Before You Die list, and the Open Syllabus Top 500 Literature canon, with a prestige NYRB Classics edition. The book is referenced universally as the archetype of the sweeping Russian novel.

    Moderate39 hours

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  5. No. 25 on this list. Vita Nuova · Dante Alighieri · 1294

    Vita Nuova is taught in virtually every medieval Italian literature program worldwide and appears in most comparative literature and Romance philology curricula. It is the foundational text of the dolce stil novo movement and the biographical prologue to the Divine Comedy, one of the most studied works in Western literary history. Wikipedia entries exist in more than 80 languages, and the work has been continuously in print and commentary since Boccaccio's 14th-century biography of Dante.

    Moderate1.7 hours

    Read now
  6. No. 26 on this list. The Stranger · Albert Camus · 1942

    Included in: Bokklubben World Library

    The Stranger appears on Le Monde's 100 Books of the Century, the Open Syllabus Top 500 Literature list, and 1001 Books You Must Read Before You Die. Published in prestige editions by both NYRB Classics and Penguin Modern Classics, it is one of the most assigned existentialist texts in university world literature courses across Europe, North America, and beyond.

    Challenging3 hours

    Start this book
  7. No. 27 on this list. The Love Song of J. Alfred Prufrock · T. S. Eliot · 1915

    Taught in schools: Common Core text exemplars (Appendix B) (US)

    One of the most taught poems in English, standard in introductory poetry courses, modernism surveys and the major anthologies. First printed in Poetry magazine in 1915 at Ezra Pound's urging, it is usually treated as the start of modernist verse in English.

    Challenging14 min

    Start this book
  8. No. 28 on this list. The Canterbury Tales · Geoffrey Chaucer · 1400

    Taught in schools: UNAM Escuela Nacional Preparatoria – programas de Literatura (Mexico)

    Included in: Bokklubben World Library, Great Books of the Western World

    Chaucer assembled a cross-section of fourteenth-century English society — knight, pardoner, wife, miller — and let each tell a tale in a voice so particular that the frame story became a laboratory for vernacular English prose and poetry. He proved that the language of London could carry the literary weight that had belonged to Latin and French.

    Challenging22 hours

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  9. No. 29 on this list. The Tale of Genji · Murasaki Shikibu · 1010

    Included in: Bokklubben World Library, UNESCO Collection of Representative Works

    Written by a Heian court lady six centuries before Don Quixote, The Tale of Genji traces the emotional life of a prince and his descendants through a world governed by aesthetic refinement, seasonal feeling, and erotic longing — inventing the psychological novel before the concept existed in any other literary tradition.

    Challenging8.6 hours

    Read now
  10. No. 30 on this list. Things Fall Apart · Chinua Achebe · 1958

    Taught in schools: Cambridge IGCSE Literature in English (0475), Common Core text exemplars (Appendix B) (US), CSEC English B – Caribbean Examinations Council

    Included in: Bokklubben World Library, Heinemann African Writers Series

    Achebe told the story of colonialism from the inside of an Igbo village rather than from a European ship, and in doing so dismantled a century of Western fiction that had treated Africa as scenery. The novel created the template for postcolonial literature in English.

    Moderate3.3 hours

    Start this book
31–40 · 113 hours
  1. No. 31 on this list. Three Essays on the Theory of Sexuality

    Sigmund Freud · 1905

  2. No. 32 on this list. David Copperfield

    Charles Dickens · 1850

    Taught in schools: WJEC/Eduqas GCSE and A-level English Literature (UK)

  3. No. 33 on this list. Julius Caesar

    William Shakespeare · 1599

    Included in: Great Books of the Western World

  4. No. 34 on this list. Les Misérables

    Victor Hugo · 1862

    Taught in schools: Turkish edebiyat curriculum (Turkey)

  5. No. 35 on this list. Ozymandias

    Percy Bysshe Shelley · 1818

  6. No. 36 on this list. Complete Poems

    John Keats · 1820

  7. No. 37 on this list. Ficciones

    Jorge Luis Borges · 1944

    Taught in schools: Literatura, Diseño Curricular – Provincia de Buenos Aires (Argentina)

    Included in: Bokklubben World Library

  8. No. 38 on this list. Utilitarianism

    John Stuart Mill · 1863

  9. No. 39 on this list. Great Expectations

    Charles Dickens · 1861

    Taught in schools: AQA GCSE and A-level English Literature (UK), OCR GCSE and A-level English Literature (UK), Pearson Edexcel GCSE and A-level English Literature (UK)

    Included in: Bokklubben World Library

  10. No. 40 on this list. Masnavi

    Rumi · 1273

    Included in: Bokklubben World Library, UNESCO Collection of Representative Works

41–50 · 39 hours
  1. No. 41 on this list. The Cherry Orchard

    Anton Chekhov · 1904

    Taught in schools: Armenian secondary literature, CSEC English B – Caribbean Examinations Council, Russian FGOS literature standard

  2. No. 42 on this list. Discourse on the Method

    René Descartes · 1637

  3. No. 43 on this list. Demons

    Fyodor Dostoevsky · 1872

    Included in: Bokklubben World Library

  4. No. 44 on this list. The Overcoat

    Nikolai Gogol · 1842

    Taught in schools: Kazakh literature curriculum (Kazakhstan), Montenegrin literature curriculum (crnogorski jezik i književnost) (Montenegro), Russian FGOS literature standard

  5. No. 45 on this list. Collected Poems

    Robert Frost · 1930

  6. No. 46 on this list. Works and Days

    Hesiod · c. 700 BCE

    Taught in schools: Hungarian literature curriculum (magyar nyelv és irodalom) (Hungary)

  7. No. 47 on this list. Collected Poems of W.H. Auden

    W.H. Auden · 1976

  8. No. 48 on this list. The Cask of Amontillado

    Edgar Allan Poe · 1846

  9. No. 49 on this list. Prometheus Bound

    Aeschylus · c. 430 BCE

    Included in: Great Books of the Western World

  10. No. 50 on this list. Hippolytus

    Euripides · c. 428 BCE

    Included in: Great Books of the Western World

51–60 · 50 hours
  1. No. 51 on this list. Middlemarch

    George Eliot · 1871

    Taught in schools: AQA GCSE and A-level English Literature (UK)

    Included in: Bokklubben World Library, Great Books of the Western World

  2. No. 52 on this list. The Metamorphosis

    Franz Kafka · 1915

    Taught in schools: Common Core text exemplars (Appendix B) (US), Lithuanian literature curriculum (lietuvių kalba ir literatūra)

    Included in: Great Books of the Western World

  3. No. 53 on this list. The Tell-Tale Heart

    Edgar Allan Poe · 1843

    Taught in schools: Pacific Senior Secondary Certificate – English

  4. No. 54 on this list. Tao Te Ching

    Laozi

  5. No. 55 on this list. Ajax

    Sophocles · c. 450 BCE

    Included in: Great Books of the Western World

  6. No. 56 on this list. Tartuffe

    Molière · 1669

    Taught in schools: Hungarian literature curriculum (magyar nyelv és irodalom) (Hungary)

    Included in: Great Books of the Western World

  7. No. 57 on this list. The Trojan Women

    Euripides · c. 415 BCE

    Included in: Great Books of the Western World

  8. No. 58 on this list. The Sickness Unto Death

    Søren Kierkegaard · 1849

  9. No. 59 on this list. The Sun Also Rises

    Ernest Hemingway · 1926

  10. No. 60 on this list. Leaves of Grass

    Walt Whitman · 1855

    Included in: Bokklubben World Library

61–70 · 41 hours
  1. No. 61 on this list. Dead Souls

    Nikolai Gogol · 1842

    Taught in schools: Kazakh literature curriculum (Kazakhstan), Russian FGOS literature standard, Turkish edebiyat curriculum (Turkey)

    Included in: Bokklubben World Library

  2. No. 62 on this list. Analects

    Confucius · c. 479 BCE

  3. No. 63 on this list. The Structure of Scientific Revolutions

    Thomas S. Kuhn · 1962

  4. No. 64 on this list. Lycidas

    John Milton · 1638

    Included in: Great Books of the Western World

  5. No. 65 on this list. The Bacchae

    Euripides · c. 405 BCE

    Included in: Great Books of the Western World, Oxford World's Classics

  6. No. 66 on this list. Epic of Gilgamesh

    Anonymous

  7. No. 67 on this list. Oresteia

    Aeschylus · c. 458 BCE

    Included in: Great Books of the Western World

  8. No. 68 on this list. Ramayana

    Valmiki · c. 500 BCE

  9. No. 69 on this list. 1984

    George Orwell · 1949

    Taught in schools: Hungarian literature curriculum (magyar nyelv és irodalom) (Hungary), Lektury obowiązkowe – Polish national reading list (Poland), OCR GCSE and A-level English Literature (UK)

    Included in: Bokklubben World Library

  10. No. 70 on this list. The Bourgeois Gentleman

    Molière · 1670

    Included in: Great Books of the Western World

71–80 · 47 hours
  1. No. 71 on this list. Electra

    Sophocles · c. 410 BCE

    Included in: Great Books of the Western World

  2. No. 72 on this list. Black Skin, White Masks

    Frantz Fanon · 1952

  3. No. 73 on this list. The Idiot

    Fyodor Dostoevsky · 1869

    Taught in schools: Russian FGOS literature standard

    Included in: Bokklubben World Library

  4. No. 74 on this list. Pensées

    Blaise Pascal · 1670

    Included in: Great Books of the Western World, UNESCO Collection of Representative Works

  5. No. 75 on this list. Happy Days

    Samuel Beckett · 1961

  6. No. 76 on this list. Civilization and Its Discontents

    Sigmund Freud · 1930

  7. No. 77 on this list. The Narrow Road to the Deep North and Other Travel Sketches

    Matsuo Bashō · 1702

  8. No. 78 on this list. Self-Portrait in a Convex Mirror

    John Ashbery · 1975

  9. No. 79 on this list. Three Sisters

    Anton Chekhov · 1901

    Taught in schools: Hungarian literature curriculum (magyar nyelv és irodalom) (Hungary), Russian FGOS literature standard

  10. No. 80 on this list. Slaughterhouse-Five

    Kurt Vonnegut · 1969

81–90 · 48 hours
  1. No. 81 on this list. The Tower

    William Butler Yeats · 1928

  2. No. 82 on this list. Candide

    Voltaire · 1759

    Taught in schools: Hungarian literature curriculum (magyar nyelv és irodalom) (Hungary)

    Included in: Great Books of the Western World

  3. No. 83 on this list. Brave New World

    Aldous Huxley · 1932

    Taught in schools: UNAM Escuela Nacional Preparatoria – programas de Literatura (Mexico)

  4. No. 84 on this list. Beowulf

    Anonymous

  5. No. 85 on this list. The Gulag Archipelago

    Aleksandr Solzhenitsyn · 1973

  6. No. 86 on this list. Long Day's Journey into Night

    Eugene O'Neill · 1956

  7. No. 87 on this list. A Doll's House

    Henrik Ibsen · 1879

    Taught in schools: AQA GCSE and A-level English Literature (UK), Common Core text exemplars (Appendix B) (US), Leaving Certificate English – NCCA / State Examinations Commission (Ireland)

    Included in: Bokklubben World Library, Great Books of the Western World

  8. No. 88 on this list. The Complete Stories

    Flannery O'Connor · 1972

  9. No. 89 on this list. On the Road

    Jack Kerouac · 1957

  10. No. 90 on this list. Journey to the West

    Wu Cheng'en · 1592

91–100 · 68 hours
  1. No. 91 on this list. Orlando

    Virginia Woolf · 1928

    Taught in schools: UNAM Escuela Nacional Preparatoria – programas de Literatura (Mexico)

  2. No. 92 on this list. The Importance of Being Earnest

    Oscar Wilde · 1893

    Taught in schools: AQA GCSE and A-level English Literature (UK), Common Core text exemplars (Appendix B) (US), CSEC English B – Caribbean Examinations Council

  3. No. 93 on this list. The Decameron

    Giovanni Boccaccio · 1353

    Included in: Bokklubben World Library

  4. No. 94 on this list. The Hunchback of Notre-Dame

    Victor Hugo · 1831

  5. No. 95 on this list. The Threepenny Opera

    Bertolt Brecht · 1928

  6. No. 96 on this list. A Dream Play

    August Strindberg · 1902

  7. No. 97 on this list. The Poetry of Robert Frost

    Robert Frost · 1979

  8. No. 98 on this list. The Misanthrope

    Molière · 1666

  9. No. 99 on this list. The Wretched of the Earth

    Frantz Fanon · 1961

  10. No. 100 on this list. The Glass Menagerie

    Tennessee Williams · 1944

    Taught in schools: Common Core text exemplars (Appendix B) (US), CSEC English B – Caribbean Examinations Council

About this list

These 100 books are the highest-scoring eligible moderately difficult books currently in the catalogue. By literary regard, it opens with Poetics, Iliad and Don Quixote. About 675 hours of reading in all, for the 99 with measured lengths. Difficulty runs from 51 to 60 out of 100 for the middle half of the list; the summit is Three Essays on the Theory of Sexuality at 65.

This list is ranked by literary regard, with a consistent order for equal scores. Membership follows authors and co-authors, not translators or editors. Catalogue coverage and the historical canon both limit what this list can represent.

When we matched the Canons dataset to our catalogue in October 2026, our canonical-status scores rose with the number of school curricula, publisher series and lists in it that cite a work: the median score was 72 for books one such source cites, 84 at two, 88 at three, 92 at four and 93 at five or more. Prizes are left out of that count. Outside the state curricula, the dataset’s sources choose mostly from what has been translated into English or French, so it is a weaker check on other literatures. Source: Canons (Andrew Piper), CC BY 4.0

Questions people actually ask

What are the best moderately difficult books?
By literary regard, which weighs canonical status, critical standing and influence, Poetics, Iliad, Don Quixote, Odes and Sonnets lead. ReadingRate ranks 100 such books, each with a difficulty score and a reading-time estimate.
Where should I start with moderately difficult books?
Start from difficulty, not from rank. The most approachable books on this list that still carry top literary regard are Things Fall Apart by Chinua Achebe (about 3.3 hours), Orlando by Virginia Woolf and 1984 by George Orwell.
How hard are moderately difficult books to read?
Most of this list sits between 51 and 60 on ReadingRate's 100-point difficulty scale, where 40 to 55 is moderate. The summit is Three Essays on the Theory of Sexuality at 65. Every entry carries its own score, so a reader can pick a great book at a difficulty they will finish.
How is this list ranked?
On literary-regard data: how canonically established a work is, its critical standing, and its influence on later writing. It is not a readers’ poll, which is why recent bestsellers rarely appear. Membership follows authors and co-authors, not translators or editors. A list that is not a genre list keeps to literature (fiction, poetry, drama and philosophy), with philosophy taking no more than one slot in five while there is literature left to rank; every list holds at most three works by one author.