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12 hours, 50 minutes first pub 2016 (editions) user-added

nonfiction science adventurous challenging slow-paced
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336 pages first pub 2016 (editions)

nonfiction science adventurous challenging slow-paced

320 pages first pub 2016 (editions)

nonfiction science adventurous challenging slow-paced

320 pages first pub 2016 (editions)

nonfiction science adventurous challenging slow-paced

372 pages first pub 2016 (editions)

nonfiction science adventurous challenging tense slow-paced