KidWind Wind Turbine Generator with Wire,Voltage output: 0-10 V, Amperage output: 0-0.3 A, Diameter: 1.25 in, Wire length: 4 ft, Shaft diameter: 2 mm, Recommended for College, High School, and Middle School Science
Sonometer Wire, 1.3lbs, 9.8x6.7x6.3inch, Set of six wires, brass and steel, length 1.5 m, Set of six wires, brass and steel, length 1.5 m of 22, 24, 26 SWG. Ends looped ready for use.
Synthesis of Aspirin, Includes:2x25 ml Acetic Anhydride UN1715, 1x15 g Salicylic Acid, 2x25 ml Sulfuric Acid Concentrate UN1830, 2x25 ml Toluene UN1294, The exothermic reaction willcause the temperature to increase to 70-80C
KidWind Wind Turbine Hub, ten-pack of 12-hole crimping hubs, made from recycled plastic, allows you to turn any DC generator into a wind turbine, Diameter: 2.25 in, Maximum number of dowels: 12, Size of shaft hub press fits onto: 2 mm
Pascalft s Law Apparatus, Weight: 3.3lb, Length: 13.0in, Width: 8.7in, Height: 9.4in, Consists of a moulded plastic base into top of which may be screwed one of a set of four vases of differing shape & a movable index on vertical rod enables the height of water
Solar Cell with wires, 12.0V, 45mA, High efficiency small, can easily be connected together for larger load applications including higher voltage and current loads. Compact size with rugged, attractive casing. Perfect for charging 9V NiMH rechargeable batteries.
Large Needle Electroscope, 1.5lbs, 7.0x6.0x4.0 in, ideal for classroom demonstrations of electrostatic principles, A light-weight metal vane, used as a pointer in the electroscope. A transparent scale, provided to measure the angle of the deflection
Magnetizer Box - Bar Magnet, 110/120V AC, 60Hz, Revitalizes iron, nickel, cobalt, and alnico horseshoe and bar magnets in seconds. Simply place magnets in the 25x25 mm holes and press the button to make old magnets new again
Pulley Large Demonstration Triple, Designed for Classroom Demonstrations, Light-weight, low-friction, and deformation-resistant plastic ensures accurate results, Open to make it easier for users to run pulley cords through them