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Cast Iron Support Rings
These zinc-plated support rings are made of durable cast iron.
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Student Laser Diffraction Kit
Efficiently illustrates the various types of diffraction.
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Equilateral Acrylic Prisms
Demonstrate refraction and internal reflection.
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Banana to alligator clip wires
Easily connect power supplies to devices without electrical posts.
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Acrylic Double Concave/Convex Lens
Frosted acrylic lenses for optical experiments.
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Half-Watt Resistors
Quality resistors for electrical experiments.
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2-Hole Natural Rubber Stoppers
These stoppers are made of a superior grade of rubber that has softness, resiliency, and durability.
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Brownlee Electrolysis Apparatus (with Beaker)
Small electrolysis apparatus with beaker included.
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Traceable® Temptestr® Mini Infrared Thermometer, Cole-Parmer®
Economical noncontact thermometer fits right in your pocket!
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10 Watt Resistors
Quality ceramic resistors, perfect for physics experiments.
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9 V Battery Connectors
Snap on battery connectors for your electronics projects.
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Tuning Fork Set
Both versions of these economy tuning fork sets come with a mallet designed for one hard and one soft end for use with all frequencies of forks.