The Challenge For Africa: Audiobook
Book 1 of the Franny K. Stein, Mad Scientist series
According to The Books Insider's catalog data, The Challenge For Africa runs 10.9 hours as an unabridged audiobook, narrated by Chinasa Ogbuagu (about 7.2 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 10.9 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 22 days |
| 1 hour / day | 11 days |
| 2 hours / day | 6 days |
| 1 hour / day at 1.5× | 8 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 10.9 hours, it runs longer than 77% of the 9,905 Social Science audiobooks in our catalog.
About as long, on the Social Science shelf
1,542 Social Science 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 Challenge For Africa is book 1 of Wangari Maathai's Franny K. Stein, Mad Scientist series: a 10.9-hour unabridged recording, read by Chinasa Ogbuagu, released June 19, 2009, on the Social Science shelf.
The listen at a glance
- Length
- 10.9 hrs
- Narrated by
- Chinasa Ogbuagu
- Released
- June 19, 2009
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Social Science
- Series
- Franny K. Stein, Mad Scientist #1
- ISBN
- 9781440718182
How to listen to The Challenge For Africa 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 Challenge For Africa as an audiobook?
The Challenge For Africa runs 10.9 hours unabridged. At 1.5× speed that drops to roughly 7.2 hours.
Is The Challenge For Africa free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Challenge For Africa?
The Challenge For Africa is narrated by Chinasa Ogbuagu.
Is The Challenge For Africa worth listening to at 1.5× speed?
At 1.5× you'd finish in about 7.2 hours, saving 3.6 hours.