Description

controllable flame shape during laboratory heating

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

and sacrum bones with articulations

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

ventricles

Hand-Crank Van de Graaff Generator, 100,000V Biology controllable flame shape during laboratoryHand 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 controllable flame shape during laboratory

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