US$ 179.10
and internal organ systems for freshwater fish anatomy teaching
deflecting a pivoting cobalt-steel compass needle inside a rectangular conductor frame to show that current generates a magnetic field
RC-network
Life-size stomach model shows gastric fundus
sized for short-reach branching between adjacent components in a 4mm-socket student bench setup
Bell in Vacuum Experiment for Sound Wave Demonstrations Size_Small and internal organ systems forIllustrates that sound needs a medium to travel through a 10 inch acrylic bell jar with internal buzzer, rubber stopper, and lead plugs for pump plate connection during evacuation.
US$ 179.10
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US$ 154.00
US$ 45.00
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US$ 8450.00