Resistance Investigation Board Type_Round End Zinc-plated rectangular steel bar-magnet pair

Zinc-plated rectangular steel bar-magnet pair packaged with keepers that bridge the poles in storage

supporting optical components

converting solar radiation to measurable thermal energy on an 18-inch-tall stand

this large earthworm dissection model reveals segmentation

CLASSROOMS & HOUSEHOLD || Superior chemical durability and heat tolerance

Resistance Investigation Board Type_Round End Zinc-plated rectangular steel bar-magnet pairCompact 42 cm resistance investigation board, the lower cost benchtop alternative to the full meter resistivity boards for quantitative R = rho*L A and material comparison investigations.