Readability Square

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 Smithsonian Institution - United States National Museum - Bulletin 240 Contribut Anonymous 3000 5000 8000 12000 16000 22000 132745
    (331)    		 17.9 1.72 15.0 42.8 11.7
    Details Paradise Lost Milton, John 1608 1674 4000 7000 11000 13000 17000 23000 80144
    (200)    		 43.3 1.42 21.0 42.9 18.0
    Details Studies in the Psychology of Sex, Volume 2 Sexual Inversion Ellis, Havelock 1859 1939 3000 4000 7000 9000 12000 18000 162979
    (407)    		 21.7 1.68 15.6 42.9 12.7
    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 Writings of Thomas Paine — Volume 2 (1779-1792): the Rights of Man Paine, Thomas 1737 1809 3000 4000 7000 9000 11000 18000 92171
    (230)    		 28.4 1.6 17.7 43.0 14.3
    Details Paris and the Social Revolution A Study of the Revolutionary Elements in the Var Sanborn, Alvan Francis 4000 6000 10000 13000 16000 21000 114300
    (285)    		 24.2 1.64 16.2 43.1 13.3
    Details The Confessions of J. J. Rousseau — Complete Rousseau, Jean-Jacques 1712 1778 3000 4000 7000 10000 12000 18000 274389
    (685)    		 30.2 1.57 17.9 43.2 14.7
    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 History of Egypt, Chaldea, Syria, Babylonia, and Assyria in the Light of Recent Hall, H. R. (Harry Reginald) 1873 1930 3000 5000 7000 11000 15000 23000 113094
    (282)    		 27.4 1.61 17.3 43.2 14.0
    Details The Connexion Between Taste and Morals Two lectures Hopkins, Mark 1802 1887 3000 4000 6000 8000 11000 17000 15404
    (38)    		 32.4 1.55 18.6 43.2 15.3
    Details The Analysis of Mind Russell, Bertrand 1872 1970 3000 3000 5000 6000 8000 15000 88527
    (221)    		 24.8 1.63 16.8 43.3 13.4
    Details The Vampyre; a Tale Polidori, John William 1795 1821 3000 4000 7000 10000 12000 21000 12586
    (31)    		 34.3 1.52 18.9 43.3 15.7
    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 Principles Of Political Economy Abridged with Critical, Bibliographical, and Exp Mill, John Stuart 1806 1873 3000 3000 5000 7000 9000 15000 231338
    (578)    		 23.3 1.65 16.3 43.5 13.0
    Details The Kingdom of God Is Within You Tolstoy, Leo, graf Garnett, Constance 1828 (1861) 1910 (1946) 3000 4000 6000 8000 10000 15000 123231
    (308)    		 31.0 1.56 18.3 43.6 14.9
    Details Surgical Anatomy Maclise, Joseph 5000 10000 16000 20000 22000 25000 106499
    (266)    		 18.9 1.7 15.7 43.8 11.9
    Details The Legend of Sleepy Hollow Irving, Washington 1783 1859 4000 7000 10000 13000 16000 21000 12209
    (30)    		 35.0 1.51 18.3 43.9 15.8
    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 Plutarch's Lives, Volume I Plutarch Stewart, Aubrey 46 (1844) 120 3000 4000 7000 9000 12000 19000 184023
    (460)    		 32.8 1.53 18.6 44.0 15.3
    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 Common Sense Paine, Thomas 1737 1809 3000 4000 7000 10000 13000 16000 21504
    (53)    		 31.1 1.55 18.1 44.2 14.8
    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 Voltaire Morley, John 1838 1923 3000 5000 8000 11000 14000 19000 93857
    (234)    		 25.2 1.62 16.7 44.2 13.4
    Details Christopher Columbus and the New World of His Discovery — Complete Young, Filson 1876 1938 2000 4000 7000 9000 12000 21000 161166
    (402)    		 35.3 1.5 19.2 44.2 15.9
    Details Leviathan Hobbes, Thomas 1588 1679 3000 4000 7000 10000 14000 19000 211956
    (529)    		 34.2 1.51 19.0 44.3 15.6
    Details A Short History of the World Wells, H. G. (Herbert George) 1866 1946 3000 5000 8000 10000 13000 22000 111386
    (278)    		 20.1 1.68 15.2 44.4 12.1
    Details The Autobiography of Benjamin Franklin Franklin, Benjamin 1706 1790 2000 4000 6000 9000 12000 18000 65762
    (164)    		 32.0 1.54 18.0 44.5 15.0
    Details The Wars of the Jews; or the history of the destruction of Jerusalem Josephus, Flavius Whiston, William 38 (1667) 100 (1752) 2000 4000 7000 10000 13000 18000 233520
    (583)    		 37.5 1.47 19.7 44.6 16.4
    Details The Behavior of Crowds A Psychological Study Martin, Everett Dean 3000 4000 7000 8000 10000 15000 70365
    (175)    		 18.9 1.69 14.8 44.7 11.7
    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 The Prince and the Pauper Twain, Mark 1835 1911 3000 5000 9000 12000 16000 24000 69129
    (172)    		 40.3 1.43 19.6 44.9 17.0
    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 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 Writings of Thomas Paine — Volume 4 (1794-1796): the Age of Reason Paine, Thomas 1737 1809 3000 4000 7000 9000 12000 19000 71992
    (179)    		 33.4 1.51 18.4 45.1 15.3
    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 Myths and Legends of Ancient Greece and Rome Berens, E.M. 4000 6000 9000 12000 15000 23000 104008
    (260)    		 23.7 1.62 16.1 45.3 12.8
    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 The People's Common Sense Medical Adviser in Plain English or, Medicine Simplifi Pierce, Ray Vaughn 1840 1914 4000 6000 10000 14000 16000 21000 381700
    (954)    		 16.9 1.71 14.4 45.3 11.1
    Details Illustrated History of Furniture From the Earliest to the Present Time Litchfield, Frederick 1850 1930 3000 5000 9000 12000 15000 25000 73893
    (184)    		 20.4 1.66 15.3 45.4 12.0
    Details The Science of Fingerprints Classification and Uses United States. Federal Bureau of Investigation 3000 4000 6000 10000 12000 19000 45835
    (114)    		 19.7 1.67 14.9 45.4 11.8
    Details Origin and Early History of the Fashion Plate Nevinson, John L. 3000 5000 11000 14000 18000 25000 9332
    (23)    		 20.1 1.67 14.7 45.4 11.9
    Details Common Sense Paine, Thomas 1737 1809 3000 4000 7000 10000 13000 16000 19419
    (48)    		 29.7 1.55 17.5 45.4 14.3
    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 Swann's Way Proust, Marcel Scott-Moncrieff, C. K. (Charles Kenneth) 1871 (1889) 1922 (1930) 2000 4000 7000 9000 11000 17000 194407
    (486)    		 36.0 1.47 18.7 45.6 15.8
    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 Second Treatise of Government Locke, John 1632 1704 2000 4000 7000 9000 12000 19000 56126
    (140)    		 33.0 1.51 18.6 45.7 15.1
    Details New Latin Grammar Bennett, Charles E. (Charles Edwin) 1858 1921 7000 12000 20000 22000 23000 25000 63965
    (159)    		 5.5 1.84 11.5 45.7 8.3
    Details Outlines of Greek and Roman Medicine Elliott, James, Sir 1880 1959 3000 5000 9000 12000 16000 23000 36438
    (91)    		 20.3 1.66 15.5 45.7 11.9
    Details The Memoirs of the Conquistador Bernal Diaz del Castillo, Vol 1 (of 2) Written b Díaz del Castillo, Bernal Lockhart, John Ingram 1492 1585 2000 4000 6000 9000 11000 19000 183124
    (457)    		 29.7 1.55 17.7 45.8 14.2
    Details The Evolution of Fashion Gardiner, Florence Mary 4000 6000 10000 13000 16000 22000 28786
    (71)    		 24.8 1.61 15.8 45.8 13.0

    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.