Description

and engineering classroom activities

Plastic-bodied wave apparatus with eccentric discs that drive metal rods up and down as the handle turns

fanning apart visibly when a charged rod approaches to demonstrate electrostatic repulsion and induction

5 inches with a brass-chrome water wheel in a 10cm aluminum casing

Simple Machines Pulley Model Plastic Labware_Plastic Burettes and engineering classroom activitiesSturdy wooden pulley simple machine model with multiple pulleys mounted in series and parallel, letting students explore mechanical advantage by counting the supporting strands and measuring effort.

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Simple Machines Pulley Model Plastic Labware_Plastic Burettes and engineering classroom activities

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