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"Chemistry+Educational+Materials"

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Tuning fork, 640 Hz

Item Number:  (470349-614)

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470 Ohm resistor, ½ W

Item Number:  (470349-892)

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Double Convex Lens

Item Number:  (470328-078)
Double Convex Lens, Highly polished, optically true lens is excellent for physics classroom demonstrations in optics and light refraction, with ground edges, great for physics classrooms, with highest grade, Size: 250 mm focal length, Lens measures 1.5in diameter, 0.2 weight

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K’NEX Intro to Simple Machines: Gears

Item Number:  (470145-098)

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Double Convex Lens

Item Number:  (470328-074)
Double Convex Lens, Spherical, Optically Worked Glass Lens - with Ground Edges, Polished - optically true lens is excellent for physics classroom demonstrations in optics and light refraction, size: 1000mm focal length, 75mm thick, Lens measures 3in diameter, 0.2 weight

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Demonstration lens set, 50 mm

Item Number:  (470339-956)

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Tuning fork, 341.3 Hz

Item Number:  (470349-624)

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Steel Tuning Fork

Item Number:  (470328-156)
Steel Tuning Fork, Designed for Physics Experimentation - Material: Chrome Plated Steel, (+/-5%)384Hz Frequency, premium quality steel, Economically priced

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Plano-concave glass lens

Item Number:  (470350-624)

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Biconvex glass lens

Item Number:  (470345-396)

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Digital Solar Power Meter

Item Number:  (470018-066)

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Biconvex glass lens

Item Number:  (470344-646)

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22 Ohm resistor, ½ W

Item Number:  (470349-876)

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Biconvex glass lens

Item Number:  (470343-600)

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Multi-rocket classroom value pack of 12

Item Number:  (470134-800)

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Double Convex Lens

Item Number:  (470328-066)
Double Convex Lens, Spherical, Optically Worked Glass Lens - with Ground Edges, Polished - optically true lens is excellent for physics classroom demonstrations in optics and light refraction, size: 250mm focal length, 3mm thick, Lens measures 1.5in diameter, 0.1 weight

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Showing items   4,913 - 4,928  of 13,118