The Inventors at No. 8: Audiobook
According to The Books Insider's catalog data, The Inventors at No. 8 runs 8 hours as an unabridged audiobook, narrated by Polly Lee (about 5.3 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 8 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 16 days |
| 1 hour / day | 8 days |
| 2 hours / day | 4 days |
| 1 hour / day at 1.5× | 6 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 8 hours, it runs longer than 93% of the 14,091 Non-fiction (Kids) audiobooks in our catalog.
More narrated by Polly Lee
Polly Lee narrates 117 unabridged audiobooks in our catalog, 1,348 hours in all.
About as long, on the Non-fiction (Kids) shelf
885 Non-fiction (Kids) audiobooks in our catalog run within 10% of this length. The most popular on the store:
- The Dragonet Prophecy (Wings of Fire #1)
- Refugee
- The Lost Heir (Wings of Fire #2)
- The False Prince (The Ascendance Series, Book 1)
- The Graveyard Book
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
The Inventors at No. 8 is an audiobook by A. M. Morgen: a 8-hour unabridged recording, read by Polly Lee, released May 8, 2018, on the Action & Adventure (Kids) and Mystery & Fantasy shelves.
The listen at a glance
- Length
- 8 hrs
- Narrated by
- Polly Lee
- Released
- May 8, 2018
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Action & Adventure (Kids), Mystery & Fantasy, Non-fiction (Kids)
- ISBN
- 9781549168680
How to listen to The Inventors at No. 8 free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is The Inventors at No. 8 as an audiobook?
The Inventors at No. 8 runs 8 hours unabridged. At 1.5× speed that drops to roughly 5.3 hours.
Is The Inventors at No. 8 free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Inventors at No. 8?
The Inventors at No. 8 is narrated by Polly Lee.