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CARBONFLAT
High-purity carbon electrodes for scientific and electrical experiments.
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From $1.75 /unit
CH905ST
Ultra-sensitive earphones with 20K ohm impedance and 57 dB sensitivity.
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From $2.75 /unit
DC45_5A
Transparent compass for topographical maps. Dampens in 5 seconds, 3x magnifier.
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From $5.75 /unit
KSWITCH1
Quality switch for science projects and electronic experimentation.
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From $1.45 /unit
MSBB25
Corrosion-resistant, affordable 1" brass balls for physics experiments.
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From $7.99 /unit
PBH1DF
Durable plastic holder with flexible metal terminals for D batteries.
RE140SA
Versatile motor with generator capabilities for hobby and education.
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From $2.20 /unit
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.
Simple Switch (Knife Switch) With External Posts, Spst
Quality switch for science projects and electronic experimentation.
Miniature Light Bulbs 3.8V 0.2A (Pack of 10)
E10 screw-base miniature bulbs for science projects and DIY use.
Battery Holder, D Cell W/ Fahnestock Clip
Durable plastic holder with flexible metal terminals for D batteries.
Glass Cylindrical Lens, Bi-Concave 50X45Mm Fl 72Mm
50x45mm lens with concave curvature and 72mm focal length.
Toy Motor, Hobby Motor, Dc Motor And Generator
Versatile motor with generator capabilities for hobby and education.