Only You Can Save Mankind

By: Terry Pratchett

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Paperback | 7 November 2025

At a Glance

Paperback
226 Pages

Age
8 - 12

Grade
3 - 7

Dimensions(cm)
19.38 x 13.03 x 1.22

Paperback

$17.59

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From the pen of Sir Terry Pratchett, beloved and bestselling author of the Discworld fantasy series, comes a reality-bending tale of virtual heroism that will leaves readers breathless from laughter, and suspense.

The alien spaceship is in his sights. His finger is on the Fire button. Johnny Maxwell is about to set the new high score on the computer game Only You Can Save Mankind.

Suddenly:

We wish to talk.

Huh?

We surrender.

The aliens aren''t supposed to surrender -- they''re supposed to die! Now what is Johnny going to do with a fleet of alien prisoners who know their rights under the international rules of war and are demanding safe-conduct? It''s hard enough trying to save Mankind from the Galactic Hordes. It''s even harder trying to save the Galactic Hordes from Mankind.

But it''s just a game, isn''t it? Isn''t it...?

Read more of Johnny Maxwell''s adventures in Johnny and the Dead and Johnny and the Bomb!

Industry Reviews

"Funny and thrilling." -- Daily Mail (London) Funny and thrilling. --Daily Mail (London) "Funny and thrilling."--Daily Mail (London) "The compelling premise and Pratchett's humorous touches may well attract fans to this trilogy."--Publishers Weekly "An impressively original book with its thrills and spills, its inventiveness, its wit, and continuous readability. A rare treat."--Daily Telegraph (London) "A suspenseful and sardonically funny tale by a master of fantasy" (starred review)--KLIATT "A witty and intriguingly thought-provoking adventure."--The Guardian's Children's Fiction Prize short-list report A wild ride, full of Pratchett s trademark humor. --Booklist (starred review)" Funny and thrilling. --Daily Mail (London)" A witty and intriguingly thought-provoking adventure. --The Guardian's Children's Fiction Prize short-list report" An impressively original book with its thrills and spills, its inventiveness, its wit, and continuous readability. A rare treat. --Daily Telegraph (London)" The compelling premise and Pratchett s humorous touches may well attract fans to this trilogy. --Publishers Weekly" A suspenseful and sardonically funny tale by a master of fantasy (starred review)--KLIATT" "A wild ride, full of Pratchett's trademark humor."--Booklist (starred review)

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