Hand-Crank Van de Graaff Generator, 100,000V Biology Shows oxygenated and deoxygenated blood

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

ventricles

Seventy-times enlarged skin cross section reveals epidermis

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

and sacrum bones with articulations

Hand-Crank Van de Graaff Generator, 100,000V Biology Shows oxygenated and deoxygenated bloodHand cranked to convert mechanical work into electrostatic energy, this Van de Graaff generator delivers spark producing high voltage demonstrations in the physics classroom.