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- Magnetism
Iron Filings, With Shaker
- Lead free, 1/2 lb, 227g
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- Density & Apparatuses
Kinetic Theory Model
- To study the motion and behavior of gas molecules, works on 9 to 12 V DC, vibrates a small platform inside a transparent tube, which further vibrates steel balls inside the tube. Includes steel balls and two floats.
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- Electricity
Knife Switches
- Knife switched for low voltage experiments. These units are available with either thumbscrew or spring binding posts. Ages 7+
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- Electricity
Knife Switches
- Knife switched for low voltage experiments. These units are available with either thumbscrew or spring binding posts. Ages 7+
- ADD
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- Electricity
Knife Switches
- Knife switched for low voltage experiments. These units are available with either thumbscrew or spring binding posts. Ages 7+
- ADD
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- Magnetism
Large “u” Shape electromagnet
- Operates on 1.5 to 6 VDC. Lifts up to 3500g. With the current direction indicator for the study of the magnetic field. Dimensions: 12 x 12 x 4cm. Weight: 14oz. Ages 10+
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- Optics
Large Rectangular Transparent Tank
- Clear plastic, approx. 600 x 200 x 75 mm for use in wave motion and ray optics demonstrations.
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- Physics
Laser Reflection And Refraction Tank
- Laser Reflection and Refraction Tank demonstrates the principle of reflection and refraction. The clear circular acrylic tank has a circular scale graduated on the white base of the tank, making it easy to measure angles. Adjust the pivot-arm mounted laser to any angle along its full 360° range and measure the angle of reflection or refraction. Rotate the laser and…
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- Lenses
Lens Holder Wooden
- Wooden, with a V-shaped slot to take spherical lens or mirror up to 75 mm diameter, with the index mark.
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- Lenses
Lens, Double Concave
- Clear glass, ground edges.
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- Lenses
Lens, Double Convex
- Clear glass, ground edges.
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- Physics
Leslie Cube
- Consisting of a galvanized iron box of 130 mm sides. The vertical faces are blackened dull, blackened bright, white and polished respectively, with a tubule at the top for the thermometer. Supplied with a thermometer.
- ADD