Electrostatic Pompon Set Subcategory_Racks and Stands Thirty-two-inch advanced pulley demonstration set

Thirty-two-inch advanced pulley demonstration set with 8 singles

ESP control module for the hydraulic unit

sized for the next step up from the 100uA meter when small-signal circuits exceed its full-scale deflection

transmitting light end-to-end via total internal reflection to give a tabletop analogue of a fiber-optic cable

Built for protist study

Electrostatic Pompon Set Subcategory_Racks and Stands Thirty-two-inch advanced pulley demonstration setPair of nylon fringed metal pompons on insulated stands that fan into wide cones under mutual repulsion when charged, dramatizing Coulomb repulsion and charge distribution on conductors.