Gutenberg Readability Search - Readability Catalog of Project Gutenberg eBooks

This table shows the readability data of selected Project Gutenberg eBooks.

  • To search books by Charles Dickens, search with dickens.
  • Input adventure to show Adventures of Huckleberry Finn, Adventures of Sherlock Holmes, Alice's Adventures in Wonderland, etc.
  • Vocabulary size input 13000 gives eBooks suitable for the vocabulary size.
  • Search with a blank input shows the whole catalog.
  • To sort, click the title of the row.


  • Tweet website's pick for you with #readabilitysquare!

    973 results.

    Vocabulary Coverage
    (Difficult: 98%, Appropriate: 99%)
    Conventional Readability Formula
    Title Author Translator Born Died 90% 95% 98% 99% 99.5% 99.9% Word Count (Pages) Words per Sentence Syllables per Word Fog Index Flesch Reading Ease Flesch-Kincaid
    Details Fifty-two Stories of the British Navy, from Damme to Trafalgar. Miles, Alfred H. (Alfred Henry) 1848 1929 3000 4000 7000 10000 13000 20000 150454
    (376)
    32.0 1.5 17.5 47.8 14.5
    Details Twice Told Tales Hawthorne, Nathaniel 1804 1864 4000 6000 9000 11000 14000 20000 145292
    (363)
    23.8 1.5 13.9 55.3 11.5
    Details Carmen Mérimée, Prosper Loyd, Lady Mary Sophia (Hely-Hutchinson) 1803 (1853) 1870 (1936) 2000 4000 7000 10000 14000 20000 23528
    (58)
    15.7 1.43 9.4 69.8 7.4
    Details Amerigo Vespucci Ober, Frederick A. (Frederick Albion) 1849 1913 3000 4000 7000 10000 13000 20000 55391
    (138)
    29.6 1.56 17.8 45.1 14.3
    Details The Behavior of the Honey Bee in Pollen Collection Casteel, D. B. 4000 7000 8000 12000 19000 20000 12517
    (31)
    21.6 1.57 13.5 52.3 11.3
    Details The Phantom of the Opera Leroux, Gaston 1868 1927 2000 4000 6000 9000 12000 20000 84224
    (210)
    14.8 1.44 9.6 69.6 7.2
    Details The Scarlet Letter Hawthorne, Nathaniel 1804 1864 4000 6000 9000 11000 13000 20000 83847
    (209)
    23.1 1.53 14.2 53.8 11.5
    Details Sailing Alone Around the World Slocum, Joshua 1844 1910 2000 5000 8000 12000 13000 20000 69436
    (173)
    22.4 1.44 12.1 62.0 10.2
    Details The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told Thomson, J. Arthur (John Arthur) 1861 1933 3000 5000 8000 12000 15000 20000 104277
    (260)
    20.9 1.61 14.4 49.3 11.6
    Details Sketches New and Old Twain, Mark 1835 1911 3000 5000 8000 11000 14000 20000 96722
    (241)
    21.2 1.49 12.8 59.3 10.3
    Details The Fairy Tales of Charles Perrault Perrault, Charles 1628 1703 2000 4000 7000 11000 13000 20000 28065
    (70)
    26.8 1.4 13.8 61.1 11.4
    Details Swiss Family Robinson Wyss, Johann David 1743 1818 3000 5000 7000 10000 12000 20000 126097
    (315)
    24.6 1.47 14.0 57.9 11.3
    Details Masters of Water-Colour Painting 3000 4000 7000 11000 15000 20000 4860
    (12)
    14.8 1.65 12.1 52.6 9.6
    Details On the origin of species Darwin, Charles 1809 1882 3000 4000 8000 10000 12000 20000 153985
    (384)
    29.6 1.67 18.8 35.7 15.6
    Details Mertvye dushi. English Gogol, Nikolai Vasilievich Hogarth, D. J. 1809 1852 3000 5000 8000 11000 14000 20000 140991
    (352)
    20.0 1.52 12.8 58.0 10.1
    Details On the Origin of Species by Means of Natural Selection or the Preservation of Fa Darwin, Charles 1809 1882 3000 4000 8000 10000 12000 20000 154299
    (385)
    30.7 1.67 19.2 34.8 16.0
    Details The Pied Piper of Hamelin Browning, Robert 1812 1889 4000 7000 11000 15000 16000 20000 2145
    (5)
    23.3 1.38 11.3 66.5 9.8
    Details Summa Theologica, Part I (Prima Pars) From the Complete American Edition Thomas, Aquinas, Saint 1225 1274 3000 4000 6000 11000 13000 20000 486564
    (1216)
    17.0 1.55 12.7 58.7 9.3
    Details The Agamemnon of Aeschylus Translated into English Rhyming Verse with Explanator Aeschylus Murray, Gilbert 525BC (1866) 456BC (1957) 3000 5000 8000 11000 13000 20000 20586
    (51)
    13.1 1.4 8.4 75.1 6.1
    Details The Consolation of Philosophy Boethius James, H. R. (Henry Rosher) 480 (1862) 525 (1931) 4000 5000 8000 11000 14000 20000 42189
    (105)
    19.5 1.47 12.3 62.6 9.4
    Details Four Arthurian Romances Chrétien, de Troyes, 12th cent. Comfort, William Wistar (1874) (1955) 2000 4000 8000 11000 13000 20000 189648
    (474)
    20.4 1.34 10.7 72.4 8.2
    Details The Pilgrim's Progress from this world to that which is to come, delivered under Bunyan, John 1628 1688 2000 4000 8000 11000 14000 20000 56792
    (141)
    19.1 1.33 10.0 75.3 7.5
    Details Apology, Crito, and Phaedo of Socrates Plato Cary, Henry 427BC (1804) 347BC (1870) 2000 3000 6000 8000 11000 20000 51647
    (129)
    21.7 1.45 13.1 62.5 9.9
    Details Antiquities of the Jews Josephus, Flavius Whiston, William 38 (1667) 100 (1752) 2000 4000 7000 10000 12000 20000 531622
    (1329)
    37.5 1.46 19.8 44.8 16.3
    Details King Solomon's Mines Haggard, H. Rider (Henry Rider) 1856 1925 2000 4000 6000 9000 12000 20000 81742
    (204)
    19.7 1.41 11.1 67.8 8.7
    Details The Age of Innocence Wharton, Edith 1862 1937 2000 5000 7000 9000 12000 20000 99922
    (249)
    19.8 1.5 12.3 60.1 9.8
    Details Memoirs of Napoleon — Complete Bourrienne, Louis Antoine Fauvelet de 1769 1834 3000 4000 7000 10000 12000 20000 484139
    (1210)
    22.4 1.6 15.6 48.9 12.0
    Details Sex Avoided subjects Discussed in Plain English Stanton, Henry 3000 5000 8000 11000 14000 20000 13663
    (34)
    20.6 1.66 15.5 45.6 12.0
    Details Beeton's Book of Needlework Beeton, Mrs. (Isabella Mary) 1836 1865 4000 6000 14000 15000 17000 20000 81453
    (203)
    13.6 1.47 8.8 68.7 7.0
    Details The American Frugal Housewife Child, Lydia Maria 1802 1880 3000 5000 9000 12000 15000 20000 44452
    (111)
    18.4 1.42 10.5 68.1 8.3
    Details The Pillar of Light Tracy, Louis 1863 1928 3000 5000 7000 10000 12000 20000 79534
    (198)
    13.2 1.47 9.1 69.4 6.9
    Details The Old Man of the Mountain Strang, Herbert 3000 5000 8000 10000 14000 20000 58447
    (146)
    15.1 1.47 10.3 67.3 7.6
    Details How it Works Dealing in simple language with steam, electricity, light, heat, so Williams, Archibald 1871 1934 3000 5000 7000 10000 12000 20000 70756
    (176)
    16.5 1.56 11.6 58.0 9.3
    Details Shepp's Photographs of the World Shepp, James W.Shepp, Daniel B. 3000 5000 8000 11000 13000 20000 26227
    (65)
    25.1 1.67 16.9 40.3 13.9
    Details A Life of William Shakespeare with portraits and facsimiles Lee, Sidney, Sir 1859 1926 3000 6000 9000 11000 14000 20000 132934
    (332)
    20.0 1.69 15.5 43.2 12.2
    Details Triplanetary Smith, E. E. (Edward Elmer) 1890 1965 3000 5000 7000 9000 12000 20000 56328
    (140)
    17.4 1.56 12.1 57.2 9.6
    Details Theodicy Essays on the Goodness of God, the Freedom of Man and the Origin of Evi Leibniz, Gottfried Wilhelm, Freiherr von Huggard, E. M. 1646 1716 3000 4000 7000 9000 13000 20000 184166
    (460)
    24.4 1.56 15.6 50.1 12.3
    Details The Literature of the Ancient Egyptians Budge, E. A. Wallis (Ernest Alfred Wallis), Sir 1857 1934 3000 5000 8000 12000 15000 20000 98023
    (245)
    23.6 1.44 13.3 61.2 10.6
    Details The Spectator, Volumes 1, 2 and 3 With Translations and Index for the Series Addison, Joseph 1672 1719 3000 4000 8000 11000 13000 20000 929911
    (2324)
    26.0 1.51 15.2 52.3 12.4
    Details On the Sublime Longinus, 1st cent. Havell, H. L. (Herbert Lord) (1913) 3000 5000 8000 11000 14000 20000 28948
    (72)
    17.0 1.6 13.0 54.3 9.9
    Details The American Horsewoman Karr, Elizabeth 2000 4000 7000 11000 12000 20000 70753
    (176)
    27.7 1.48 15.1 54.0 12.6
    Details Lyrical Ballads, With a Few Other Poems (1798) Coleridge, Samuel Taylor 1772 1834 3000 5000 8000 11000 13000 20000 21413
    (53)
    20.3 1.31 9.8 75.3 7.8
    Details The Chronicles of Clovis Saki 1870 1916 3000 5000 8000 11000 13000 20000 52069
    (130)
    20.8 1.57 13.7 52.5 11.1
    Details The Art of Modern Lace Making 4000 5000 8000 11000 14000 20000 17344
    (43)
    16.0 1.55 11.2 59.5 8.9
    Details Anabasis Xenophon Dakyns, Henry Graham 431BC (1838) 350BC (1911) 2000 4000 7000 10000 13000 20000 93859
    (234)
    26.4 1.47 15.1 55.8 12.0
    Details Human Animals Hamel, Frank 3000 5000 8000 10000 13000 20000 97180
    (242)
    23.3 1.51 14.0 55.5 11.3
    Details Standard Selections A Collection and Adaptation of Superior Productions From Bes 3000 5000 8000 11000 14000 20000 146705
    (366)
    15.3 1.43 9.6 70.6 7.2
    Details From the Earth to the Moon; and, Round the Moon Verne, Jules 1828 1905 3000 5000 8000 11000 12000 20000 90543
    (226)
    15.8 1.59 12.5 56.4 9.3
    Details The Civil War in America Fuller's Modern Age, August 1861 Russell, William Howard, Sir 1820 1907 3000 5000 8000 10000 13000 20000 80322
    (200)
    29.0 1.55 17.0 46.6 14.0
    Details Ponce de Leon The Rise of the Argentine Republic Pilling, William 2000 4000 7000 11000 13000 20000 209446
    (523)
    22.0 1.49 13.4 58.8 10.5

    Notes:

    Numbers in the parentheses of the born/died information denotes the translators' born/died year.
    Some of the born/died information of the authors and the translators of the wource data, catalog.rdf provided by the Project Gutenberg, have interrogation marks, which were stripped off in the table of this website for ease of processing the data.
    The authors and the translators displayed in the table are only one of multiple data stated in the catalog.rdf, if the work is composed by more than one author or translator, for ease of processing the data in this website.
    The "Pages" shown in the parentheses at the "Word Count" are the results of the division of the "Word Count" by 400, where this website assumes a page of a book includes 400 words.