Purchase: http://hilaroad.com/video This video resource is designed to support the teaching of gears at an introductory level by explaining the role that gears play in mechanical clocks. Tower clocks, like Big Ben, use an elaborate set of gears to display time. The video includes information about Foliot and Pendulum clock mechanisms. This video supports "Gear Basics" a video introducing gears, available at our website http://hilaroad.com.
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