Description

letting students route current down either branch of a circuit by choosing which slot the plug occupies

green) and three secondaries (cyan

4 inches with thread-fitted joints tuning pressure by screw

and vascular cylinder for plant anatomy and absorption teaching

fixed bridges

Cross Wires for Optics Experiments Lab Supplies_Filtering Supplies letting students route current downCross wires set inside a 10mm aperture on a 75mm circular black metal screen, providing a fixed sighting reference for telescope and spectrometer alignment on the optical bench.

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Cross Wires for Optics Experiments Lab Supplies_Filtering Supplies letting students route current down

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