"Shiv Dial Sud & Sons"
Current Balance
The Current Balance is an excellent tool for studying electric currents.
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Decade Resistance Box
This box changes resistances in a laboratory circuit.
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Extension Rings
Made of heavy metal with side rod for insertion in clamp holders.
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Steel Horseshoe Magnet
Classically styled chrome steel magnets are large, easy to work with and affordably priced.
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Ten Specimen Density Set
This set features a handy, economical selection of density cubes.
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Prisms
Clear, Short Prisms for Index of Refraction and Dispersion
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Clamp Pulley, Adjustable
This versatile pulley can be used on table edges or at different heights.
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Extension Condenser Clamps with Swivel Jaws
This clamp features vinyl-coated swivel jaws made from stamped steel.
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3D Magnet Viewer
The 3D Magnet Viewer displays clear views of magnetic fields.
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Complete Ripple Tank Apparatus
This ripple tank is transparent, acrylic plastic and supported in a sturdy plastic frame.
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Alloy Tuning Forks
These long-lasting aluminum tuning forks have a full sound.




