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 The Book of Mormon Church of Jesus Christ of Latter-day Saints 1805 1844 3000 6000 8000 10000 13000 17000 275021
    (687)
    35.8 1.39 17.5 53.1 14.7
    Details Twenty Years After Dumas, Alexandre 1802 1870 2000 4000 8000 10000 13000 22000 240798
    (601)
    13.6 1.46 9.9 69.5 7.0
    Details White Fang London, Jack 1876 1916 3000 5000 8000 10000 12000 16000 71789
    (179)
    15.2 1.41 9.4 72.1 7.0
    Details The Scarlet Pimpernel Orczy, Baroness Emmuska 1865 1947 3000 5000 8000 11000 13000 21000 83462
    (208)
    19.0 1.47 11.7 63.0 9.2
    Details Deadfalls and Snares A Book of Instruction for Trappers About These and Other Ho Harding, A. R. (Arthur Robert) 1871 1930 2000 5000 8000 14000 19000 19000 36773
    (91)
    18.6 1.33 9.6 75.4 7.4
    Details A Text-Book of the History of Painting Van Dyke, John Charles 1856 1932 3000 5000 8000 11000 15000 23000 70887
    (177)
    14.4 1.71 12.8 47.9 10.2
    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 Nostromo, a Tale of the Seaboard Conrad, Joseph 1857 1924 3000 5000 8000 11000 13000 19000 169054
    (422)
    17.2 1.52 11.8 60.6 9.1
    Details Lord Jim Conrad, Joseph 1857 1924 2000 4000 8000 10000 12000 19000 127361
    (318)
    17.0 1.45 10.4 67.2 8.1
    Details The Monk; a romance Lewis, M. G. (Matthew Gregory) 1775 1818 3000 5000 8000 10000 13000 18000 136838
    (342)
    17.3 1.55 12.7 58.1 9.5
    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 Main Street Lewis, Sinclair 1885 1951 3000 5000 8000 11000 14000 19000 164004
    (410)
    14.1 1.48 9.4 67.4 7.4
    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 The Amateur Cracksman Hornung, E. W. (Ernest William) 1866 1921 2000 4000 8000 9000 12000 16000 51615
    (129)
    13.7 1.41 8.4 73.7 6.4
    Details The Mechanical Properties of Wood Including a Discussion of the Factors Affectin Record, Samuel J. (Samuel James) 1881 1945 3000 5000 8000 11000 13000 22000 42645
    (106)
    9.4 1.6 9.7 62.1 6.9
    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 Confessions of an English Opium-Eater De Quincey, Thomas 1785 1859 3000 4000 8000 10000 13000 18000 38035
    (95)
    35.9 1.57 19.8 37.2 17.0
    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 Tartuffe Or, the Hypocrite Molière Page, Curtis Hidden 1622 (1870) 1673 (1946) 2000 4000 8000 11000 12000 18000 18064
    (45)
    15.4 1.39 8.7 73.3 6.9
    Details Three Translations of The Koran (Al-Qur'an) side by side Pickthall, Marmaduke William (1875) (1936) 3000 5000 8000 10000 14000 18000 491525
    (1228)
    16.4 1.38 9.5 73.6 7.1
    Details History of Tom Jones, a Foundling Fielding, Henry 1707 1754 2000 4000 8000 10000 12000 18000 348464
    (871)
    30.5 1.5 16.9 48.8 14.0
    Details The Island of Doctor Moreau Wells, H. G. (Herbert George) 1866 1946 3000 5000 8000 10000 12000 19000 43537
    (108)
    14.7 1.48 9.7 66.5 7.6
    Details The Coming Race Lytton, Edward Bulwer Lytton, Baron 1803 1873 3000 5000 8000 10000 12000 18000 52320
    (130)
    29.3 1.56 17.2 45.2 14.2
    Details Studies in the Psychology of Sex, Volume 1 The Evolution of Modesty; The Phenome Ellis, Havelock 1859 1939 3000 5000 8000 10000 13000 19000 133904
    (334)
    23.8 1.71 17.1 38.2 13.8
    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 Handbook of Embroidery Higgin, L. 4000 5000 8000 14000 16000 22000 14622
    (36)
    14.0 1.57 10.7 59.9 8.4
    Details Roughing It Twain, Mark 1835 1911 3000 5000 8000 10000 12000 18000 164013
    (410)
    22.6 1.49 13.2 57.9 10.8
    Details An Occurrence at Owl Creek Bridge Bierce, Ambrose 1842 1914 3000 5000 8000 10000 13000 16000 3713
    (9)
    18.8 1.47 11.5 63.0 9.1
    Details The Red Badge of Courage Crane, Stephen 1871 1900 3000 5000 8000 9000 12000 16000 45599
    (113)
    12.7 1.46 9.0 70.6 6.6
    Details Songs of Innocence and Experience Blake, William 1757 1827 4000 5000 8000 10000 12000 15000 5549
    (13)
    18.8 1.31 8.8 77.1 7.2
    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 A Childhood in Brittany Eighty Years Ago Sedgwick, Anne Douglas 1873 1935 2000 5000 8000 12000 15000 22000 27814
    (69)
    22.9 1.47 12.8 59.5 10.7
    Details Synopsis of Jewish History From the Return of the Jews from the Babylonish Capti Henry, Henry A. 3000 5000 8000 10000 12000 17000 40370
    (100)
    27.5 1.59 17.7 44.1 13.9
    Details Greek Sculpture A collection of sixteen pictures of Greek marbles with introduct Hurll, Estelle M. (Estelle May) 1863 1924 3000 5000 8000 12000 16000 23000 17268
    (43)
    17.7 1.56 12.6 56.6 9.8
    Details Irene Iddesleigh Ros, Amanda Mc 1860 1939 3000 5000 8000 9000 11000 15000 33703
    (84)
    30.3 1.56 17.4 44.2 14.6
    Details The Shunned House Lovecraft, H. P. (Howard Phillips) 1890 1937 3000 6000 8000 10000 13000 18000 10663
    (26)
    30.4 1.6 17.9 40.3 15.2
    Details Secret Memoirs: The Story of Louise, Crown Princess Fischer, Henry W. (Henry William) 1856 1932 3000 5000 8000 11000 13000 19000 62978
    (157)
    16.5 1.54 11.3 59.5 9.0
    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 The Great Controversy Between Christ and Satan White, Ellen Gould Harmon 1827 1915 3000 5000 8000 10000 12000 17000 241259
    (603)
    17.1 1.53 12.3 60.2 9.1
    Details The Case Of Wagner, Nietzsche Contra Wagner, and Selected Aphorisms. Nietzsche, Friedrich Wilhelm 1844 1900 3000 5000 8000 10000 14000 18000 27312
    (68)
    22.6 1.6 14.9 48.3 12.1
    Details The Arabian Nights Their Best-known Tales 2000 4000 8000 11000 13000 18000 114750
    (286)
    30.5 1.44 16.2 53.8 13.3
    Details The Mysteries of Free Masonry Containing All the Degrees of the Order Conferred Morgan, William 1774 1826 3000 5000 8000 10000 13000 19000 112150
    (280)
    13.8 1.51 10.3 65.4 7.6
    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 Right Ho, Jeeves Wodehouse, P. G. (Pelham Grenville) 1881 1975 2000 4000 8000 13000 17000 24000 73251
    (183)
    11.4 1.44 7.8 73.2 5.9
    Details Essays by Ralph Waldo Emerson Emerson, Ralph Waldo 1803 1882 3000 5000 8000 10000 14000 22000 91306
    (228)
    21.0 1.53 13.6 55.9 10.7
    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 Arabian Nights Entertainments Anonymous 2000 4000 8000 11000 13000 19000 86554
    (216)
    26.2 1.45 14.5 57.4 11.8

    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.