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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16

Description

500 parents

Each box includes 100 gloves

Features plexi inner with colored liquid

UPC: 021196033801

Simple Machines Screw Pens 500 parentsMPN: 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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