Interactive reading tools

Do more with this book catalog

The IIIVF Public Domain Literature Library offers 99 public-domain books, organized into four categories: Science Fiction Utopias, Historical Social Novels, Young Readers Enchanted Adventures, and Wandering Heroes Classic Adventures. Each title is presented with a reader-focused guide that includes themes, context, and discussion points.

Use the interactive tools to find books that match your interests, compare titles side by side, or estimate your reading time. The library covers everything from detective fiction and fairy tales to social novels and early science fiction.

99 books in this catalog
4 catalog categories
99 books with reading-time data
Book Finder What should I read next? Discover books by subject, length, and pace. Choose what you're in the mood for and get a tailored selection. Find a book → Compare Books Put 2 or 3 books side by side Put two titles side by side to see word counts, reading times, and subjects at a glance. Compare books → Reading Tracker Track your reading progress See estimated reading minutes for any book, based on its word count and your pace. Track reading →
Made for this collection

Ways the catalog data becomes useful

Find Your Next Read

Answer a few questions about subjects, length, and pace to get a shortlist of titles from the catalog.

Compare Books

See how books stack up by word count, reading time, and subjects to decide which to start first.

Plan Your Reading

Estimate how long each book will take based on its word count and your typical reading speed.

Library Guide

Choosing, Comparing, and Tracking: A Practical Overview

The IIIVF Public Domain Literature Library holds 99 works across four categories, from Science Fiction Utopias to Young Readers Enchanted Adventures. With such a range, deciding what to read next can feel as demanding as the reading itself. Three tools sit at the center of the library—Book Finder, Compare Books, and Reading Tracker—and each serves a distinct stage of the reading process.

Book Finder helps you narrow the catalog by the criteria that matter most to you, whether that is category, length, or reading time. Compare Books puts two or three titles side by side so you can see measurable differences before committing. Reading Tracker turns a chosen book into a manageable daily plan. Used together, they move you from a vague interest to a finished read without ever judging literary quality.

When to Use Book Finder

Book Finder is the starting point when you have a general sense of what you want but need to see the options. For example, if you are in the mood for a short story, you can filter by that subject and find 17 titles, including The Threefold Destiny (From "Twice Told Tales") — A Reader’s Guide, a 6,483-word piece that fits neatly into an evening. The finder lets you combine criteria, so you might also set a quick reading time and a preference for a single text section.

The tool is built around catalog-aware criteria, meaning it reflects the actual variation in this collection. If a criterion would not meaningfully differentiate the books, it may be omitted from the form. You can leave any criterion as no-preference without penalizing the results, so the finder works For readers who are precise or open-ended.

Once you have a shortlist, resist the urge to start reading immediately. Instead, carry two or three candidates over to Compare Books. That is where the subtle differences between similar titles become clear, and where you can make a more informed final choice.

When to Use Compare Books and Reading Tracker

Compare Books is most useful when you are torn between two or three titles that appear similar in category or subject. The tool displays word count, estimated reading time, text sections, sentence flow, chapter rhythm, and subjects when available. These are descriptive metrics, not quality ratings, so you can weigh practical factors like length and pacing without worrying that one book is being ranked above another.

After you have chosen a book, Reading Tracker takes over. It records your progress in pages, using the current page, total pages, and a daily page goal you set. If the library does not have a fixed page count, the tracker estimates the total as ceil(word_count / 250), but you can replace that with the page count from your own edition. The tracker then calculates estimated remaining time and finish days based on your pace.

Together, the three tools form a loop: find, compare, track. The library’s median book is 46,316 words, which at 250 words per page comes to about 185 pages—a size that most readers can finish in a few weeks with a modest daily goal. Start with Finder to see what fits your mood, use Compare to settle the final choice, and let Tracker keep you on course.