Uses simple experiments to explore wheels, pulleys, levers, friction, and lift in terms of inventions and discoveries underlying the modern mechanical world.
Text and cross-sectional illustrations focus on the design, technology, and uses of various types of farm machines, including the tractor, plough, and combine harvester.
Presents different kinds of trains, including steam trains, diesel locomotives, and electric monorails, and discusses how they perform various jobs from carrying cargo to moving people.
This book uses simple experiments to explore wheels, pulleys, levers, friction, and lift in terms of inventions and discoveries underlying the modern mechanical world.