Books Reviews Community Authors Contest Contact

Where readers gather to discover and discuss great books.

Books Authors Contest Community About

© 2026 Knosit. Built for book lovers.

How to catapult a castle by James de Winter - Knosit

🏆 Win $50 — Monthly contest 🏆 Monthly contest — 5 winners get $50 ·

Cover of How to catapult a castle by James de Winter

How to catapult a castle

by James de Winter

Science & Nature

2009

"Presents the science behind building and defending castles including the use of simple machines, such as pulleys and levers"--Provided by publisher.

Start a Discussion

Community tags

No tags yet — add the first vibe.

Sign in to add community tags.

Readers also liked

Cover of Advanced Internet services and applications by International Workshop on Advanced Internet Services and Applications (1st 2002 Seoul, Korea)

Advanced Internet services and applications

International Workshop on Advanced Internet Services and Applications (1st 2002 Seoul, Korea)

Cover of The changing value of Canada's farmland, 1961-1976 = Evolution de la valeur des terres agricoles canadiennes, 1961-1976 by E W. Manning

The changing value of Canada's farmland, 1961-1976 = Evolution de la valeur des terres agricoles canadiennes, 1961-1976

E W. Manning

Cover of Man corn by Christy G. Turner

Man corn

Christy G. Turner

More Science & Nature books

Cover of Probing China's soul by Julia Ching

Probing China's soul

Julia Ching

Cover of Identifying and analyzing user needs by Lynn Westbrook

Identifying and analyzing user needs

Lynn Westbrook

Cover of The sun is so quiet by Nikki Giovanni

The sun is so quiet

Nikki Giovanni

Cover of Concise Dictionary of Crime and Justice by Mark S. Davis

Reviews (0)

No reviews yet. Be the first!

Cover of The art of living consciously by Nathaniel Branden

The art of living consciously

Nathaniel Branden

Cover of Laws and lawmakers by Marc Lange

Laws and lawmakers

Marc Lange

Cover of Determinants and their applications in mathematical physics by Robert Vein

Determinants and their applications in mathematical physics

Robert Vein

Concise Dictionary of Crime and Justice

Mark S. Davis

Cover of Field guide to the birds of East Africa by Terry Stevenson

Field guide to the birds of East Africa

Terry Stevenson

Cover of Comparing Environmental Risks by J. Clarence Davies

Comparing Environmental Risks

J. Clarence Davies