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 Elements of Style Strunk, William 3000 4000 7000 9000 10000 15000 13203
    (33)
    15.7 1.65 13.1 51.3 10.0
    Details Poems Yeats, W. B. (William Butler) 1865 1939 3000 5000 9000 11000 13000 22000 36280
    (90)
    20.6 1.34 10.0 72.5 8.3
    Details The Virginia Company Of London, 1606-1624 Craven, Wesley Frank 1905 1981 3000 3000 5000 7000 9000 14000 20141
    (50)
    29.4 1.67 19.4 36.0 15.5
    Details On Liberty Mill, John Stuart 1806 1873 3000 4000 6000 8000 10000 16000 51737
    (129)
    35.8 1.64 21.3 31.8 17.7
    Details The Mystery of the Pinckney Draught Nott, Charles C. 1827 1916 3000 4000 8000 9000 10000 17000 59403
    (148)
    24.7 1.63 17.1 43.9 13.3
    Details Democracy and Education: an introduction to the philosophy of education Dewey, John 1859 1952 3000 3000 5000 7000 9000 13000 134869
    (337)
    23.7 1.73 17.5 36.1 14.1
    Details The Innocents Abroad Twain, Mark 1835 1911 3000 5000 8000 11000 14000 21000 190987
    (477)
    21.8 1.49 13.0 58.5 10.5
    Details The Works of Edgar Allan Poe — Volume 4 Poe, Edgar Allan 1809 1849 3000 5000 9000 12000 15000 21000 77252
    (193)
    18.8 1.58 13.2 53.7 10.5
    Details The Life of Reason The Phases of Human Progress Santayana, George 1863 1952 3000 5000 8000 10000 12000 19000 317310
    (793)
    29.2 1.72 19.8 31.8 16.1
    Details Letters and Lettering A Treatise With 200 Examples Brown, Frank Chouteau 3000 5000 7000 10000 14000 22000 20014
    (50)
    10.1 1.75 11.9 48.1 9.1
    Details A General Introduction to Psychoanalysis Freud, Sigmund Hall, G. Stanley 1856 (1846) 1939 (1924) 3000 4000 7000 9000 10000 15000 155848
    (389)
    24.6 1.65 16.9 42.3 13.5
    Details The Viking Blood A Story of Seafaring Wallace, Frederick William 3000 6000 9000 12000 16000 22000 138112
    (345)
    16.3 1.45 9.7 67.8 7.8
    Details Secret Chambers and Hiding Places Historic, Romantic, & Legendary Stories & Trad Fea, Allan 1860 1956 3000 5000 7000 9000 13000 19000 33872
    (84)
    31.2 1.58 17.8 41.2 15.3
    Details Leonardo da Vinci A Psychosexual Study of an Infantile Reminiscence Freud, Sigmund Brill, A. A. (Abraham Arden) 1856 (1874) 1939 (1948) 3000 4000 8000 11000 12000 18000 23520
    (58)
    26.4 1.69 18.2 37.1 14.6
    Details From sketch-book and diary Butler, Elizabeth 1846 1933 3000 5000 8000 11000 14000 21000 34038
    (85)
    23.5 1.51 13.6 55.4 11.4
    Details Nature Emerson, Ralph Waldo 1803 1882 3000 4000 7000 9000 12000 17000 15310
    (38)
    19.0 1.52 12.8 58.8 9.8
    Details Musical Myths and Facts, Volume I (of 2) Engel, Carl 3000 5000 9000 12000 16000 22000 71969
    (179)
    19.4 1.67 15.0 45.6 11.7
    Details The Bontoc Igorot Jenks, Albert Ernest 1869 1953 3000 4000 7000 10000 11000 19000 103603
    (259)
    22.1 1.53 13.3 55.2 11.0
    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 The Philippine Islands A Political, Geographical, Ethnographical, Social and Com Foreman, John, F.R.G.S. 3000 5000 9000 11000 14000 21000 303152
    (757)
    22.2 1.7 16.6 40.5 13.1
    Details Introduction to the Science of Sociology Park, Robert Ezra 1864 1944 3000 4000 6000 9000 11000 17000 388459
    (971)
    14.6 1.73 13.7 45.3 10.6
    Details Edison's Conquest of Mars Serviss, Garrett Putman 1851 1929 3000 4000 6000 8000 10000 15000 64861
    (162)
    21.5 1.54 14.1 54.7 11.0
    Details The Book of Tea Okakura, Kakuzo 1862 1913 3000 5000 8000 10000 13000 19000 17957
    (44)
    19.4 1.61 13.7 51.2 10.9
    Details The Pickwick Papers Dickens, Charles 1812 1870 3000 5000 8000 11000 14000 19000 290649
    (726)
    17.4 1.51 11.3 61.7 9.0
    Details Walking Thoreau, Henry David 1817 1862 3000 5000 7000 10000 14000 17000 12032
    (30)
    24.9 1.48 14.2 56.1 11.6
    Details The Works of the Right Honourable Edmund Burke, Vol. 01 (of 12) Burke, Edmund 1729 1797 3000 4000 7000 9000 12000 17000 152778
    (381)
    27.5 1.58 17.3 44.9 13.8
    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 Gods of Mars Burroughs, Edgar Rice 1875 1950 3000 4000 7000 9000 11000 22000 82534
    (206)
    20.2 1.44 11.5 64.2 9.3
    Details The Nuttall Encyclopædia Being a Concise and Comprehensive Dictionary of General Nuttall, P. Austin 3000 5000 9000 12000 15000 22000 758344
    (1895)
    30.7 1.69 19.4 32.9 16.3
    Details My Reminiscences Tagore, Rabindranath 1861 1941 3000 4000 8000 10000 13000 22000 60224
    (150)
    20.0 1.51 12.6 58.7 10.1
    Details The Hunting of the Snark Carroll, Lewis 1832 1898 3000 5000 9000 14000 15000 18000 4969
    (12)
    22.4 1.39 12.0 66.2 9.6
    Details The Works of Edgar Allan Poe — Volume 5 Poe, Edgar Allan 1809 1849 3000 6000 9000 12000 15000 22000 71189
    (177)
    21.1 1.5 13.0 58.2 10.4
    Details Reflections; or Sentences and Moral Maxims La Rochefoucauld, François duc de Willis Bund, J. W. (John William) 1613 (1843) 1680 (1928) 3000 4000 7000 10000 12000 17000 34123
    (85)
    16.4 1.53 11.9 61.2 8.8
    Details The Grand Inquisitor Dostoyevsky, Fyodor Blavatsky, H. P. (Helena Petrovna) 1821 (1831) 1881 (1891) 3000 4000 7000 10000 11000 15000 9588
    (23)
    25.6 1.46 14.5 57.7 11.6
    Details Rob Roy — Complete Scott, Walter, Sir 1771 1832 3000 5000 9000 13000 18000 24000 190693
    (476)
    29.9 1.53 17.0 46.9 14.2
    Details Tales of the Jazz Age Fitzgerald, F. Scott (Francis Scott) 1896 1940 3000 5000 8000 10000 12000 19000 85222
    (213)
    13.4 1.49 9.3 67.4 7.2
    Details The Extraordinary Adventures of Arsene Lupin, Gentleman-Burglar Leblanc, Maurice 1864 1941 3000 4000 8000 12000 18000 18000 53672
    (134)
    12.4 1.53 9.9 65.1 7.2
    Details Underground: Hacking, madness and obsession on the electronic frontier Dreyfus, Suelette 3000 4000 7000 10000 12000 19000 151211
    (378)
    13.5 1.58 10.6 59.2 8.4
    Details The Mayflower and Her Log; July 15, 1620-May 6, 1621 — Complete Ames, Azel 1845 1908 3000 4000 7000 10000 14000 22000 90669
    (226)
    21.5 1.56 13.7 53.4 11.1
    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 The Confessions of St. Augustine Augustine, Saint, Bishop of Hippo Pusey, E. B. (Edward Bouverie) 354 (1800) 430 (1882) 3000 5000 8000 11000 14000 19000 111847
    (279)
    30.4 1.41 15.7 57.0 12.9
    Details Essays — First Series Emerson, Ralph Waldo 1803 1882 3000 5000 8000 10000 13000 19000 74343
    (185)
    20.7 1.49 13.0 60.1 10.0
    Details Clouds Aristophanes Hickie, William James 446BC 385BC 3000 7000 18000 18000 20000 22000 15272
    (38)
    8.9 1.42 7.0 78.1 4.6
    Details The Riddle of the Sands Childers, Erskine 1870 1922 3000 5000 8000 10000 13000 19000 107279
    (268)
    16.5 1.47 10.2 66.1 8.1
    Details Kim Kipling, Rudyard 1865 1936 3000 5000 10000 15000 16000 22000 103135
    (257)
    12.6 1.42 7.8 73.9 6.1
    Details The Iron Heel London, Jack 1876 1916 3000 4000 7000 9000 11000 17000 87324
    (218)
    14.4 1.52 10.6 63.5 8.0
    Details The Last of the Mohicans; A narrative of 1757 Cooper, James Fenimore 1789 1851 3000 5000 8000 10000 13000 18000 148091
    (370)
    24.8 1.51 14.8 54.0 11.9
    Details The Anglo-Saxon Chronicle Unknown Ingram, J. H. (James Henry) (1774) (1850) 3000 5000 9000 13000 15000 22000 93358
    (233)
    16.3 1.46 10.7 67.2 7.9
    Details Flatland: a romance of many dimensions (Illustrated) Abbott, Edwin Abbott 1838 1926 3000 4000 8000 10000 13000 17000 33806
    (84)
    24.3 1.58 15.3 48.8 12.5
    Details The Gods of Mars Burroughs, Edgar Rice 1875 1950 3000 4000 7000 10000 12000 22000 82500
    (206)
    20.2 1.44 11.5 64.2 9.3

    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.