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CH905ST
Ultra-sensitive earphones with 20K ohm impedance and 57 dB sensitivity.
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From $2.75 /unit
MSBB25
Corrosion-resistant, affordable 1" brass balls for physics experiments.
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From $7.99 /unit
N35.1000.1000.250
1 inch square super strong neodymium magnet with rounded corners.
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From $8 /unit
Alcohol Burner (Lamp), Glass – Student Model
Glass alcohol burner for laboratory heating and flame tests
Blood Cell Counter, 5 Cell, Differential
Five-cell differential counter with totalizer and audible bell.
Piezoelectric Earphones/Crystal Earphones
Ultra-sensitive earphones with 20K ohm impedance and 57 dB sensitivity.
Watch Glasses, Wine Glass Covers, 100 mm., Pack Of 12
Protective covers for wine glasses, pack of 12.
Gauss Rifle (Magnetic Linear Accelerator)
High-speed steel ball launcher using magnetic chain reaction.
Neodymium Magnet, Square, 1 X 1 Inch
1 inch square super strong neodymium magnet with rounded corners.