The Books Insiderindependent audiobook data
What in the World are X-Rays? by Megan Ng, Eline El-Awad Gonzalez

What in the World are X-Rays?: Audiobook

Book 8 of the What in the World? series

According to The Books Insider's catalog data, the What in the World are X-Rays? audiobook runs 3.7 hours unabridged, narrated by Katie Tolley (about 2.4 hours at 1.5× playback speed).

3.7listening hrs
Medicine & Naturopathystore shelf
2021released
Free for new listeners

The instrument When will you finish it?

Based on 3.7 hours of listening.

Days to finish What in the World are X-Rays? at common listening paces
Your paceYou'll finish in
30 min / day8 days
1 hour / day4 days
2 hours / day2 days
1 hour / day at 1.5×3 days

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

What our data says

  • At 3.7 hours, it is shorter than 63% of the 10,901 Medicine & Naturopathy audiobooks in our catalog.

Catching up on What in the World?

This is book 8. Books 1 to 7 run 23.8 hours before it; books 1 to 10 run 34.9 hours in all.

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

What in the World are X-Rays? is book 8 of Megan Ng's What in the World? series: a 3.7-hour unabridged recording, read by Katie Tolley, released October 21, 2021, on the Medicine & Naturopathy shelf.

The listen at a glance

Length
3.7 hrs
Narrated by
Katie Tolley
Released
October 21, 2021
Format
Unabridged audiobook
Language
English
Store shelves
Medicine & Naturopathy
Series
What in the World? #8
ISBN
9781773693842

How to listen to What in the World are X-Rays? free

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Questions listeners ask

How long is the What in the World are X-Rays? audiobook?

What in the World are X-Rays? runs 3.7 hours unabridged. At 1.5× speed that drops to roughly 2.4 hours.

Is the What in the World are X-Rays? audiobook free?

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

Who narrates What in the World are X-Rays??

What in the World are X-Rays? is narrated by Katie Tolley.