
Book · Non-fiction, memoir and self-help
Challenger: A True Story of Heroism and Disaster on the Edge of Space
by Adam Higginbotham
Page count, estimated reading time and reading quiz: everything to know before you start Challenger: A True Story of Heroism and Disaster on the Edge of Space, and the Vread challenge to get to the end.
- Pages
- 740
- Reading time
- ≈ 13 h 20 min
- Checkpoints
- 21
- Genre
- Non-fiction
Free on iPhone and Android.
How long does it take to read Challenger: A True Story of Heroism and Disaster on the Edge of Space?
At 740 pages, Challenger: A True Story of Heroism and Disaster on the Edge of Space is a doorstopper. Expect about 13 hours 20 minutes of reading to finish it, based on 250 words per page and an average reading speed of 230 words per minute. A fast reader will go quicker; a careful read (or reading in a second language) will take longer.
At 30 minutes a day, that is about 27 days of reading. At the median pace of Vread readers, 72 pages per reading day, it takes 11 reading days. For a book of this length (600 pages or more), Vread readers who finish it take a median of 6.4 days between the first and the last checkpoint (Vread Reading Barometer 2026).
- 30 minutes a day27 days
- Vread median pace (72 pp./day)11 days
Estimates; see the method at the bottom of the page.
Prove you read it
The Vread challenge: 21 checkpoints
- Checkpoint 1, page 35
- Checkpoint 2, page 70
- Checkpoint 3, page 106
- Checkpoint 4, page 141
- Checkpoint 5, page 176
- Checkpoint 6, page 211
- Checkpoint 7, page 247
- Checkpoint 8, page 282
- Checkpoint 9, page 317
- Checkpoint 10, page 352
- Checkpoint 11, page 388
- Checkpoint 12, page 423
- Checkpoint 13, page 458
- Checkpoint 14, page 493
- Checkpoint 15, page 529
- Checkpoint 16, page 564
- Checkpoint 17, page 599
- Checkpoint 18, page 634
- Checkpoint 19, page 670
- Checkpoint 20, page 705
- Checkpoint 21, page 740
In Vread, Challenger: A True Story of Heroism and Disaster on the Edge of Space is split into 21 checkpoints, one every 35 pages or so. At each checkpoint, a question covers the passage you have just read: a correct answer validates the step, and your progress moves forward like a training plan.
The challenge: validate all 21 checkpoints through to the last page. No giant quiz at the end, no summary to copy out: short questions along the way that prove the book was actually read. It also works as a reading quiz to check your understanding before a test.
Also available in French on Vread.
Illustrative example
What a checkpoint looks like
A short, precise question about the pages you have just read: a character, a place, a choice.
The answer is in the text: reply in the app.

This is not a question from Challenger: A True Story of Heroism and Disaster on the Edge of Space: to avoid spoilers, the real questions stay in the app.
Answer in the app, one checkpoint at a time.
Summary, quiz, reviews: frequently asked questions
How many pages is Challenger: A True Story of Heroism and Disaster on the Edge of Space?
How long does it take to read Challenger: A True Story of Heroism and Disaster on the Edge of Space?
Is there a quiz on Challenger: A True Story of Heroism and Disaster on the Edge of Space?
Where can I find a summary of Challenger: A True Story of Heroism and Disaster on the Edge of Space?
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Read Challenger: A True Story of Heroism and Disaster on the Edge of Space with Vread
Add the book to your library, read at your own pace in whatever format you use, and validate each checkpoint. Vread is free on iPhone and Android.
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