7-Piece Electrostatics Accessory Kit for Van de Graaff and Wimshurst, Alternate Model Item Type_Mug and internal organelles for detailed

and internal organelles for detailed protist biology teaching

Plastic holder atop a 4

Highly-detailed digestive canal model isolates the GI tract from surrounding organs to expose mucosal and muscular layers along the full length of the canal

Pink dots mark opposing poles on this 37 x 9mm Alnico cylinder pair

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

7-Piece Electrostatics Accessory Kit for Van de Graaff and Wimshurst, Alternate Model Item Type_Mug and internal organelles for detailedAlternate seven piece electrostatics kit for Van de Graaff and Wimshurst generators, bundling Faraday's pail, comb, point discharger, neon bulb, electric whirl, and a Perspex cylinder.