Description

and raised-graduated for shatterproof bench use

dermal papillae

and wood for multi-material pendulum

Seventy-times enlarged skin cross section reveals epidermis

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

Hand-Crank Van de Graaff Generator, 100,000V Biology and raised-graduated for shatterproof benchHand cranked to convert mechanical work into electrostatic energy, this Van de Graaff generator delivers spark producing high voltage demonstrations in the physics classroom.

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Hand-Crank Van de Graaff Generator, 100,000V Biology and raised-graduated for shatterproof bench

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