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The air is the invisible mixture of gases that surrounds the Earth. The Air ? this wall chart imparts information on properties of air, how it is measured, its uses, air pollution, the origin of the atmosphere, and more in an easy-to-read and simple-to-understand text with the help of detailed images.. Colourful presentation
This educational wall chart is ideal for all science enthusiasts and students of elementary grades. It can be easily displayed on walls of science classrooms, study rooms, or any learning centre and make learning interesting.