The Books Insiderindependent audiobook data
The Flashpoint (The 39 Clues: Unstoppable, Book 4) by Gordon Korman

The Flashpoint (The 39 Clues: Unstoppable, Book 4): Audiobook

Book 4 of the 39 Clues: Unstoppable series

According to The Books Insider's catalog data, The Flashpoint (The 39 Clues: Unstoppable, Book 4) runs 5.6 hours as an unabridged audiobook, narrated by David Pittu (about 3.7 hours at 1.5× playback speed).

5.6listening hrs
Non-fiction (Kids)store shelf
2014released
Free for new listeners

The instrument When will you finish it?

Based on 5.6 hours of listening.

Days to finish The Flashpoint (The 39 Clues: Unstoppable, Book 4) at common listening paces
Your paceYou'll finish in
30 min / day12 days
1 hour / day6 days
2 hours / day3 days
1 hour / day at 1.5×4 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 5.6 hours, it runs longer than 79% of the 14,091 Non-fiction (Kids) audiobooks in our catalog.

About as long, on the Non-fiction (Kids) shelf

1,247 Non-fiction (Kids) audiobooks in our catalog run within 10% of this length. The most popular on the store:

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 Flashpoint (The 39 Clues: Unstoppable, Book 4) is book 4 of Gordon Korman's 39 Clues: Unstoppable series: a 5.6-hour unabridged recording, read by David Pittu, released September 1, 2014, on the Non-fiction (Kids) shelf.

The listen at a glance

Length
5.6 hrs
Narrated by
David Pittu
Released
September 1, 2014
Format
Unabridged audiobook
Language
English
Store shelves
Non-fiction (Kids)
Series
The 39 Clues: Unstoppable #4
ISBN
9780545727556

How to listen to The Flashpoint (The 39 Clues: Unstoppable, Book 4) free

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Questions listeners ask

How long is The Flashpoint (The 39 Clues: Unstoppable, Book 4) as an audiobook?

The Flashpoint (The 39 Clues: Unstoppable, Book 4) runs 5.6 hours unabridged. At 1.5× speed that drops to roughly 3.7 hours.

Is The Flashpoint (The 39 Clues: Unstoppable, Book 4) free as an audiobook?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates The Flashpoint (The 39 Clues: Unstoppable, Book 4)?

The Flashpoint (The 39 Clues: Unstoppable, Book 4) is narrated by David Pittu.