28 SWG Bare Copper Wire, 800ft Reel (0.38mm Dia) Subcategory_Bases and Rods letting students compare four densities

letting students compare four densities by mass alone while the volume is held constant across the set

and lumbar vertebrae for spinal anatomy instruction

Life-size human skeleton model features flexible spine

sized as both a teaching demonstrator and a small-footprint bench AC supply

this foam-cut carrying case protects individual bones in molded slots sized to fit most full-size skeleton sets

28 SWG Bare Copper Wire, 800ft Reel (0.38mm Dia) Subcategory_Bases and Rods letting students compare four densitiesCompact turn 28 SWG bare copper wire on a 250g reel approximating 800 feet, sized for high turn count windings where each turn adds little diameter to the coil core.