Readability Square / Readabilty Catalog of Project Gutenberg eBooksReadability Square / Readabilty Catalog of Project Gutenberg eBooks Step1: Measure your vocabulary size with Vocabulary Tester. Step2: Browse Gutenberg Readability Search - Readability Catalog of Project Gutenberg eBooks. Step3: Click the details button of the catalog to view a vocabulary list or text statistics or to download the text.
