Ginsberg Scientific Inc.

US$2.85
Consists of 52 pieces of: 40 of 1 gm masses, 8 of 5 gm, 4 of 10 gm. These masses are excellent for teaching weighing concepts. Molded from durable plastic with recesses so the masses are stackable and color coded to correspond with the value of each mass. The weight value is also molded into the top of each piece.
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US$4.95

This conisists of five 2" x 2" Acrylic Color Filters ideal for optical transmission, measurements, solar monitoring, attenuation of laser beams and demonstrating laser light's monochromatic character.

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US$3.30
These Tubular Spring Scales are calibrated in both Grams and Newtons with transparent bodies and each size is color coded for identification.
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US$10.18

Consists of a molded socket on a PVC cover, provided with binding posts for connection of two wire cords. Two electrodes are internally connected to the lamp circuit. The cover is designed to fit a clear glass tumbler.

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US$87.45
The open front spring clips make it much easier to remove the test tubes while the tubes remain submerged. The test tubes have been graduated for a clear measurement of the volume of gas generated. The black acrylic background aids in viewing the water level while supporting the test tubes. The binding posts have been reposititioned for easy access and greater safety. The unit measures 140mm x 203mm x 38mm. Instructions included.
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US$2.59
This is a pencil type carbon rod Electrode 1/4"x5". Sold indivdually.
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US$13.75

This kit is designed to teach permanent and electromagnetic demonstrations. This model of both an AC and DC motor is easy to assemble and disassemble.

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US$76.95

With the Alternating/Direct Current Generator you simply turn the handle and a current is produced that illuminates a lamp mounted on the generator base. Specially designed commutator switches between AC and DC current generation. Open construction allows visibility of all the parts. Magnet polarity marked "N" and "S" for easy reference. Can be removed and remounted with the opposite polarity. Binding posts allow external meters to be hooked up to generator. 

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US$13.37
This DC Hand Generator is a versatile generator and a perfect power supply for many experiments. This pistol grip style handle generator can be utilized with almost any experiment requiring up to 12-volt DC current. Housed in tough clear plastic.
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US$52.85
Four stroke operation is demonstrated by the gear driven timing mechanisms, valves, ignition, systems and more. DC power input is available to power a lamp which represents the spark or glow plug ignition. Made from high density plastic that will withstand continual use.
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US$9.63
The Magnetic Suspension Horizontal Rotor demonstrates many magnetic levitation and low friction phenomena of physics. Place the pointed end against the glass inset and gently twirl.
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US$280.00
This is perfect for classroom demonstrations of the effect a load has on a power source. The field of this magneto consists of a single Alnico magnet, which has a strong magnetic flux density. Capable of producing higher voltages then cobalt-steel magnets. The generator is mounted on 7 5/8" x 12" wood base with incandescent lamp and socket used as a load. Two binding posts are placed on the board for attaching other loads. Complete with instructions. (16" x 8" x 6"; 6Ibs).
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US$80.25
This kit can be used to demonstrate most of the principles of electricity. Supplied with an easily understood instruction manual. The kit contains the following: Voltmeter 0-1.5; 0-3v, Milliammeter 0-500 mA; 0-1000mA, Electroscope, Battery Kit, Mini Rheostat, Two Bar Magnets 2" in length, Compass Needle, Two Resistors, Mini Electromagnet, Horseshoe Magnet, Two Mini Contact Switches, Two Bulb Holders, Package of Iron Filings, Battery Holder D-Cell, Coil of Wire, Steel Rod Electromagnet, Acrylic Piece 19mm x 120mm, Two Plastic Rods 5mm x 120mm.
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US$2.75
The Electroscope Foil Leaves are for any Electroscope. Pack of 12. (1/4" x 1").
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US$33.00
Constructed of heavy gauge aluminum to prevent corrosion and collapsing under a vacuum. Consists of a boiler, sample cup, tripod and two rubber stoppers with and without hole. The boiler is 100mm diameter x 170mm height, the stand measures 240mm in height. Requires a bunson burner or hot plate. (5" x 11-1/2" x 6").
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