Description
Hollow-bodied for filling with water
roller-coaster simulations
dropping a known resistance into a circuit without rewiring during Ohm's-law work
Two-vernier readout on a 127mm degree plate resolves to 1 arcminute
Economical Microscope Slide Viewer Type_Tall Form Hollow-bodied for filling with waterEconomical slide viewer projects microscope slides as enlarged images for group viewing without requiring a full microscope setup in teaching environments.
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