Book Series · 6 Books

George's Secret Key Books

In order from George's Secret Key to the Universe to George and the Unbreakable Code.

The George's Secret Key series is a set of 6 chapter books by Lucy Hawking and Stephen Hawking, published between 2007 and 2019. Written for ages 7–12, most books run about 350 pages.

George's Secret Key to the Universe
George's Cosmic Treasure Hunt
George and the Big Bang
George and the Blue Moon
George and the Ship of Time
Where the story begins

First Book in the Series

George's Secret Key to the Universe
Sale price
$1248
Book #1 · Chapter Book · Ages 7–10 · 2007

George's Secret Key to the Universe

By Stephen Hawking, Lucy Hawking, Garry Parsons (Illustrator)

A boy discovers a mysterious computer that can take him on adventures through space and time.

336 pages· 48,317 words· Est. 6.5 hour read
$12.99Save 4%
Paperback
Summary: Join George on an interstellar adventure with a scientist, his daughter, and a super-computer named Cosmos. As they traverse the universe, George uncovers the mysteries of black holes and the cosmos. Will this journey change his understanding of the universe forever? Discover the wonders and challenges that await in this thrilling exploration of space.
In reading order

George's Secret Key Series

6 books · Published 2007–2019

Good to know

Common Questions

How many books are in the George's Secret Key series?

There are 6 books in the George's Secret Key series. It began with George's Secret Key to the Universe in 2007, and the newest book, George and the Unbreakable Code, was published in 2016.

What order should you read the George's Secret Key books in?

Start with George's Secret Key to the Universe and follow the series order — the books above are numbered #1 through #6.

What ages are the George's Secret Key books best for?

The series is best for ages 7–12, based on the age ranges of the individual books.

Which George's Secret Key book is the longest?

George and the Unbreakable Code is the longest book in the series at 64,744 words (368 pages).

Which George's Secret Key book is the shortest?

George's Secret Key to the Universe (Book #1) is the shortest at 48,317 words (336 pages).

The people

The Creatives Behind the Books

The people who bring George's Secret Key to life.

01

Stephen Hawking

Author
SH
02

Lucy Hawking

Author
LH
03

Garry Parsons

Illustrator
GP

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