Spare Components for Elementary Basic Electricity Kit Build to Order functioning as either a driving

functioning as either a driving unit or dynamo in the Malvern energy-transfer apparatus system for qualitative energy-conversion studies

used to trace field lines around bar magnets and current-carrying wires

and supporting ligaments for upper-limb anatomy teaching in physical therapy courses

Three-times enlarged upper and lower jaw set reveals dental arcade geometry and root positions at scale

and density comparison

Spare Components for Elementary Basic Electricity Kit Build to Order functioning as either a drivingSpare rheostat unit for electricity kit replenishment, mounted on a blue base with two 4mm sockets for connecting leads into series circuits and variable resistance experiments.