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Engines are machines that convert a source of energy into physical work. ?Engines? ? this wall chart includes information about the history of engines, their types, parts, working, and much more.. ? Colourful presentation
? Both side laminated
? Tear resistant
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.