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 Wisdom of Father Brown Chesterton, G. K. (Gilbert Keith) 1874 1936 2000 4000 7000 10000 14000 18000 71271
    (178)
    19.1 1.47 11.4 63.2 9.2
    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 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 The Man in the Iron Mask Dumas, Alexandre 1802 1870 3000 4000 9000 10000 14000 24000 171959
    (429)
    13.8 1.49 10.2 66.8 7.4
    Details The Defenders Dick, Philip K. 1928 1982 2000 3000 6000 10000 14000 14000 8545
    (21)
    8.9 1.44 6.9 76.2 4.9
    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 The Invention of the Sewing Machine Cooper, Grace Rogers 3000 4000 6000 10000 14000 22000 44774
    (111)
    10.5 1.71 10.8 51.1 8.8
    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 Sex-linked Inheritance in Drosophila Morgan, Thomas Hunt 1866 1945 4000 7000 13000 13000 14000 24000 27302
    (68)
    14.2 1.66 11.4 52.4 9.5
    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 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 The Good Old Songs We Used to Sing, '61 to '65 Oldroyd, Osborn H. (Osborn Hamiline) 1842 1930 4000 6000 9000 12000 14000 18000 6761
    (16)
    12.9 1.39 7.6 75.9 5.9
    Details She Stoops to Conquer Goldsmith, Oliver 1730 1774 2000 4000 7000 10000 14000 22000 22563
    (56)
    8.3 1.42 6.0 78.2 4.4
    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 Voltaire Morley, John 1838 1923 3000 5000 8000 11000 14000 19000 93857
    (234)
    25.2 1.62 16.7 44.2 13.4
    Details Ruins of Ancient Cities (Vol. I of II) Bucke, Charles 3000 5000 9000 12000 14000 22000 144564
    (361)
    24.0 1.58 15.7 48.5 12.5
    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 The Rape of the Lock and Other Poems Pope, Alexander 1688 1744 4000 5000 9000 12000 14000 21000 54188
    (135)
    19.7 1.47 12.1 62.2 9.5
    Details Shakspere & Typography Blades, William 1824 1890 3000 4000 8000 11000 14000 19000 6763
    (16)
    19.3 1.59 13.4 53.1 10.6
    Details Man and Superman Shaw, Bernard 1856 1950 3000 5000 9000 14000 14000 18000 68390
    (170)
    12.1 1.51 9.4 66.6 7.0
    Details Ghostly Phenomena O'Donnell, Elliott 1872 1965 3000 4000 7000 10000 14000 15000 34834
    (87)
    25.6 1.56 15.5 48.9 12.8
    Details Le Bourgeois Gentilhomme Molière Jones, Philip Dwight 1622 1673 3000 5000 9000 10000 14000 16000 18257
    (45)
    11.3 1.49 8.4 69.7 6.3
    Details The Complete Poetical Works of Edgar Allan Poe Including Essays on Poetry Poe, Edgar Allan 1809 1849 4000 6000 9000 12000 14000 22000 58756
    (146)
    19.8 1.5 12.5 59.8 9.8
    Details Phèdre. English Racine, Jean Boswell, Robert Bruce 1639 1699 4000 5000 9000 11000 14000 18000 13981
    (34)
    14.1 1.4 8.5 74.3 6.4
    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 The Ladies Delight Anonymous 3000 6000 9000 11000 14000 16000 4466
    (11)
    42.1 1.35 19.5 50.1 16.7
    Details Symbolic Logic Carroll, Lewis 1832 1898 3000 4000 8000 11000 14000 17000 46466
    (116)
    8.4 1.53 8.2 68.5 5.8
    Details Cole's Funny Picture Book No. 1 Cole, E. W. (Edward William) 1832 1918 2000 5000 8000 11000 14000 21000 141555
    (353)
    20.6 1.38 10.6 68.8 8.8
    Details Villette Brontë, Charlotte 1816 1855 3000 5000 9000 11000 14000 20000 189437
    (473)
    18.2 1.5 11.4 61.8 9.2
    Details An Introduction to the History of Science Libby, Walter 3000 5000 8000 11000 14000 21000 71214
    (178)
    18.6 1.72 15.3 42.9 11.9
    Details The World as Will and Idea (Vol. 3 of 3) Schopenhauer, Arthur 1788 1860 3000 4000 9000 11000 14000 19000 184276
    (460)
    22.1 1.62 15.5 47.0 12.2
    Details The Power of Mesmerism A Highly Erotic Narrative of Voluptuous Facts and Fancies Anonymous 3000 5000 9000 12000 14000 19000 25020
    (62)
    26.8 1.48 14.9 54.8 12.3
    Details A Watcher in The Woods Sharp, Dallas Lore 1870 1929 2000 5000 8000 10000 14000 22000 30932
    (77)
    20.5 1.42 10.9 65.8 9.2
    Details The Seminole Indians of Florida Fifth Annual Report of the Bureau of Ethnology t Mac 1843 1925 3000 4000 7000 10000 14000 17000 23934
    (59)
    18.0 1.54 12.5 58.3 9.6
    Details Vanity Fair Thackeray, William Makepeace 1811 1863 3000 5000 9000 12000 14000 21000 298755
    (746)
    22.3 1.48 13.0 59.0 10.6
    Details A Sailor of King George Hoffman, Frederick, Captain 3000 4000 8000 11000 14000 21000 89006
    (222)
    19.3 1.48 11.9 62.0 9.4
    Details The Illustrated War News, Number 15, Nov. 18, 1914 Various 3000 5000 8000 11000 14000 21000 9530
    (23)
    19.3 1.62 13.7 50.2 11.1
    Details Bushido, the Soul of Japan Nitobe, Inazo 1862 1933 3000 6000 9000 11000 14000 19000 33042
    (82)
    25.1 1.6 16.0 46.1 13.1
    Details The Symbolism of Freemasonry Illustrating and Explaining Its Science and Philoso Mackey, Albert Gallatin 1807 1881 3000 5000 9000 12000 14000 21000 100385
    (250)
    23.8 1.65 16.8 43.3 13.1
    Details Architecture Gothic and Renaissance Smith, T. Roger (Thomas Roger) 1830 1903 4000 6000 8000 13000 14000 20000 54623
    (136)
    17.7 1.66 14.0 48.1 11.0
    Details Alice's Adventures Under Ground Being a facsimile of the original Ms. book after Carroll, Lewis 1832 1898 2000 3000 6000 8000 14000 21000 15023
    (37)
    18.5 1.37 9.7 71.8 7.8
    Details Memoirs of Extraordinary Popular Delusions and the Madness of Crowds Mackay, Charles 1814 1889 3000 5000 9000 11000 14000 20000 273706
    (684)
    23.0 1.57 15.0 50.7 11.9
    Details Short-Stories 3000 5000 8000 11000 14000 22000 73428
    (183)
    17.4 1.51 11.6 61.2 9.0
    Details Katerfelto A Story of Exmoor Whyte-Melville, G. J. (George John) 1821 1878 3000 6000 10000 13000 14000 20000 87404
    (218)
    20.7 1.45 11.9 62.9 9.6
    Details Hawaiian Folk Tales A Collection of Native Legends 2000 4000 7000 10000 14000 24000 70188
    (175)
    20.5 1.48 12.3 61.1 9.8
    Details An English Grammar Sewell, James Witt 1865 1955 3000 6000 9000 12000 14000 22000 73343
    (183)
    9.9 1.56 9.7 64.8 6.7
    Details Thus Spake Zarathustra A book for all and none Nietzsche, Friedrich Wilhelm Common, Thomas 1844 1900 3000 5000 9000 12000 15000 19000 110254
    (275)
    15.5 1.48 10.1 66.0 7.9
    Details Oedipus King of Thebes Translated into English Rhyming Verse with Explanatory No Sophocles Murray, Gilbert 495BC (1866) 406BC (1957) 3000 5000 8000 10000 15000 23000 17732
    (44)
    9.6 1.35 6.9 82.5 4.1
    Details The Art of War Sunzi Giles, Lionel (1875) (1958) 3000 4000 8000 11000 15000 22000 52452
    (131)
    18.1 1.52 12.6 59.5 9.5

    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.