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Ultra-Clean formula that washes easily from skin
double needle stitch in the classic MultiCam pattern
Back of chart includes reproducibles and activity ideas to reinforce skills
SKU: ERSPACMMK11200-2
Simple Machines Screw Chart Sets Ultra-Clean formula that washes easilyMPN: 005646 UPC: 895452001343 The screw, another of the simple machines, converts a circular motion (the turning of the screw) into a linear motion. It also lets you amplify the force a great deal, since turning the screw only moves the end of the screw a small amount. This classic wooden model offers children a basic concept of the laws of physics. Desktop sized. Key Features : i : Illustrate the principle behind the operation of a simple machine. ii
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