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From the author of How to Train Your Dragon: Two young heroes fight to save their beloved homes in the next thrilling installment of the internationally bestselling Wizards of Once series.

Xar and Wish are heroes with a huge task ahead — confronting the Nuckalavee is not for the fainthearted. But with Magic and Iron together, they might just have a chance of saving their beloved homes from those who seek to destroy everything they hold dear. The third electrifying book in The Wizards of Once series fizzes with magic and introduces us to a host of glorious new characters: bears and piskies and magical pins and needles to name but a few.

Beloved bestselling author Cressida Cowell once again brings her trademark wit and stunning combination of action, adventure, humor, and incredible artwork to this epic new adventure, sure to transport and enchant readers. Stunningly written, magnificent in scope, hilarious and thrilling, Knock Three Times immerses you in a world you won’t ever wish to leave.

What's Inside

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Reader Reviews

Praise

Praise for The Wizards of Once:
"A rollicking adventure tale and coming-of-age story rolled into one enjoyable package...Readers will fall in love with the imaginative worldbuilding and humorous dialogue and asides...A delightful magical romp."
Kirkus
"A clever and fresh new series.... Cowell fans will be elated to have a new world to get to know, and they'll welcome the author's familiar writing style and humor."
BCCB
"The tongue-in-cheek voice combines with scribbly b&w interior illustrations...to sustain a sense of wonder and mayhem from start to finish. Cowell skillfully mixes adventure with silliness in a satisfying story."
Publishers Weekly
"Cowell crafts two believable and lovable main characters...A strong new series starter by a best-selling author."
School Library Journal
"The first in a series, this book will delight and engage readers of fantasy both young and old."
School Library Connection
"A new fantasy world fizzing with evil, magic, Iron Age history, laugh-out-loud jokes and a huge cast of memorable characters. Another bestseller is born."
The Daily Mail (UK)
"The detail of Cowell's world is a delight...This one will run and run."
The Observer (UK)
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