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Demonstration Meter
This working meter can be used to demonstrate the working principle of AC or DC ammeters and voltmeters with the interchangeable plastic scales, available separately.
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Ray Box
This updated Ray Box uses five super bright LEDs for bright, white rays that are clearly visible.
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Wave Velocity Apparatus
This self-contained apparatus explores wave velocity.
Expand 1 item
Bird Seed
This “magic window” bird feeder provides an excellent way for students to observe bird behavior without disturbing them.
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Miscellaneous Convenience Items
Educational Materials, Mechanics, Application: Physics, Pegboard, 1/8'' x 9'' x 15''
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A-Frame Base with Rod
These cast-iron bases have three-point stability on nearly any surface.
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Laboratory Diet
Use this complete diet for mice, gerbils, rats and hamsters.
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Hooke's Law Spring Set
Students can gain an understanding of Hooke’s Law and of the significance of the spring constant with this versatile set.
Expand 1 item
Bucket and Cylinder
Made of brass, bucket with suspension loop and hook.
Expand 1 item
Demonstration Rod-Mounted Pulley
This large aluminum pulley is a great alternative for Atwood’s Machine experiments.
Expand 1 item
Human Ear
Enlarged to twice life size, this model is dissectible into three parts for hands-on study.

