Simple Machines Pulley Model Plastic Labware_Plastic Burettes Adjustable locking hook positions items

Adjustable locking hook positions items 110 mm from the support rod on this suspension clamp

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

Tabletop analog DC ammeter measuring 0-1A at 0

5 inch Alnico horseshoe sits between the 1

and a reinforced rim to protect against accidental impacts

Simple Machines Pulley Model Plastic Labware_Plastic Burettes Adjustable locking hook positions itemsSturdy 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.