Electroscopes Kit Demonstrate key electrostatics concepts with this kit. Contains everything necessary to construct two flask form elctroscopes. Detailed manual included experiments using two electroscopes for positive and negative charge studies, and a Faraday's Pail experiment. Kit includes 2 Glass Flasks, 2 aluminum disc terminals, 2 sets of 4 foil leaves, 2 electrode assemblies, one aluminum can (Faraday Pail), 1 glass rod, 1 silk cloth, 1 acrylic rod, and 1 wool cloth. Electroscopes Kit Qty :