题名:
How machines work   How machines work / David Macaulay , story by Charlie Galbraith
ISBN:
978-1-4654-4012-9 价格: CNY219.56(USD19.99)
语种:
eng
载体形态:
30 pages color illustrations 29cm
出版发行:
出版地: London 出版社: Dorling Kindersley Limited 出版日期: 2015
内容提要:
Sloth and Sengi are friends. they have grown up together in the zoo, and know every bit of their enclosure. And, frankly, they are a little bored with it. So they begin to plan an escape, with the help of some simple machines ... This book introduces such simple machines as levers, gears, planes, and pulleys. 
主题词:
Simple machines   Juvenile literature
主题词:
Zoo animals   Juvenile literature
主题词:
Toy and movable books   Specimens
主题词:
Lift-the-flap books   Specimens
主题词:
Simple machines  
主题词:
Zoo animals  
主题词:
Toy and movable books  
主题词:
Toy and movable books  
中图分类法:
Q95 版次: 5
其它题名:
Zoo break!
主要责任者:
Macaulay Macaulay author
附注:
Gearbox in cover with gears and animal illustrations showing through plastic window; some pages unfold and have flaps to lift. 
内容附注:
Inclined to escape -- Living on the wedge -- Getting leverage -- Lots of levers -- A wheely bad idea -- Getting in gear -- Push and pulley -- Pulley power -- A screwy plan -- Drilling in -- Getting complex -- Escape?