Air-conditioner, cellphones, guitars, cars, camera, washing machine etc., are items used by everyone around the world on a daily basis. Yet how many know what makes these devices function? Presenting "How it works", a collection of items, gadgets and tools with a detailed analysis on their origin, their use and of course, how they work.
'The Big Book of Knowledge' is just the right tool to fulfill your quest for learning. The vast amount of information within these pages covers all topics - History, Geography, Nature, Animals, Human Body, Science and Technology, and a lot more. It is comprehensive and informative. This wonderfully well produced tome is visually appealing with innumerable high quality photographs and illustrati…