Simple Machines Gear Train CHINA MARKERS and drawings is easier than

and drawings is easier than ever with 36 Erasable Colored Pencils in classic colors

and the low-odor

White sulphite bond paper spiral bound to stiff coversSheets are 1" ruled on both sidesPerfect for classroom anchor chartsEasy to hang on any standard chart stand

SKU: ERSBICGSM609BE

Simple Machines Gear Train CHINA MARKERS and drawings is easier thanMPN: 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