Simple Machines Gear Train hot purple counters and die

counters and die

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SKU: ERSCCP4519

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UPC: 021853010251

Simple Machines Gear Train hot purple counters and dieMPN: 005646 UPC: 895452001442 This device illustrates the workings of a system of gears. When you turn one gear, the meshed teeth cause the other gears to rotate as well. The second gear turns in the opposite direction as the first, and the third gear turns in the same direction as the first. By meshing together a series of gears, you can transmit force from one place to another, as well as change in the direction of applied motion. This classic