How to Catapult a Castle
Winter, James De
How to Catapult a Castle - Mankato, MN USA Capstone Publishers Company 2008
Presents the science behind building and defending castles including the use of simple machines, such as pulleys and levers.
1-4296-3118-X
Juvenile Nonfiction
JN 500 CAP
How to Catapult a Castle - Mankato, MN USA Capstone Publishers Company 2008
Presents the science behind building and defending castles including the use of simple machines, such as pulleys and levers.
1-4296-3118-X
Juvenile Nonfiction
JN 500 CAP