The Neptune Challenge
4.42 average rating, · 1.6k ratings
114 reviewsTopreads score 52.9Get this book
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Not currently on a curated list. Its Topreads score of 52.9 combines the rating (4.42) with how many readers it has reached (1.6k ratings).
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Ratings and counts come from a Goodreads-derived snapshot captured 2026-07-07. Numbers change over time and may lag the source. How Topreads handles sources. View this book on Goodreads.
