Conductors, Set of three, Made of brass, interchangeable on pillars, fitted with insulators of ebonite on base. Spheres 5 cm diameter, Cylinder 12.5 x 5 cm diameter, Cone 10 x 5 cm
Tangent Galvanometer, Features copper magnet wire, adjustable potentiometer, compass and non-magnetic stand. Measure an electric current by determining the magnitude and direction of the horizontal component of Earths magnetic field
Aquaponics System, Engages students in ecology, biology, earth systems, math, history and literature while pairing fish and plants in one integrated system, With Removable lock down plant tray cover, Aquarium cover, Plastic net pots and grow medium, Filter sponge, Pump
Single student or group, Learn about the effects of mercury poisoning on the brain, Model the flow of toxins and energy through an ecosystem's food chains and food webs, Develop the concept of biological magnification for environmental toxins.
Pendulum on Stand, Length: 7.1in, Width: 2.4in, Height: 44.1in, Heavy metal stand with a meter scale mounted on a vertical rod can hold 2.5 cm bobs of wood, iron and steel suspended from a common hanger, A meter scale and a sliding index with projecting piece is provided.