Hand-Crank Van de Graaff Generator, 100,000V Biology this 2-pack of 20oz Griffin-shape

this 2-pack of 20oz Griffin-shape borosilicate beakers adds a pouring spout for everyday home use

controllable flame shape during laboratory heating

and sacrum bones with articulations

exposing the full urinary tract for combined anatomy and physiology teaching at 15 by 9 inches

Shows oxygenated and deoxygenated blood paths between heart chambers and alveolar surfaces through seven hand-painted removable parts designed with medical-professional input

Hand-Crank Van de Graaff Generator, 100,000V Biology this 2-pack of 20oz Griffin-shapeHand cranked to convert mechanical work into electrostatic energy, this Van de Graaff generator delivers spark producing high voltage demonstrations in the physics classroom.