James De Winter Books
How to catapult a castle
"How to Catapult a Castle is packed full of incredible information about castles, from how to invade a castle with enormous battering rams, giant catapults and flaming arrows to how to defend it wi...
Read MoreSecrets of sport
Sports people today have a wide variety of aids to help them play better, move faster and make it easier to judge competition, among other things. This book details some of these helpful inventions...
Read MoreTreasure hunter
From death defying stunts to the volcano's edge, this series will excite and inspire eight to eleven year olds. High-interest topics grab the reader and introduce some key science concepts in an ac...
Read MoreSecrets of sport
"Presents the science behind sports including snowboarding, soccer, and tennis"--Provided by publisher.
Read MoreHow to catapult a castle
"Presents the science behind building and defending castles including the use of simple machines, such as pulleys and levers"--Provided by publisher.
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