GSC International, Inc.

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  • New York Demonstration Balance

    GSC International, Inc.

    Demonstrate the relationship between length of the lever arm, moment of force, and amount of force. The unit is designed to help students to understand the principles of torque and its properties. The Kit includes: a 50cm meter stick, a cast iron support stand, 3-knife edge clamps, 1-50 gram hooked…

  • Electric Calorimeter

    GSC International, Inc.

    A syringe is used as an airtight piston that is mounted on a wood base and platform. Mechanical pressure in the form of weight, is placed on the platform, which changes the volume gas. You then plot the volume of gas versus the pressure to obtain a good approximation of Boyle's Law. The unit…

  • Wind Tunnel Convection Apparatus

    GSC International, Inc.

    One of the best ways to understand convection currents is to witness it with your own eyes! The Wind Tunnel Convection Apparatus lets you do just that. As the air is heated by the candle, it expands and becomes less dense, rising up the vertical chimney. The evacuated air is replaced by cooler air…

  • Electrodes

    GSC International, Inc.

  • Hook's Law Demonstration

    GSC International, Inc.

    Hook's Law states that the amount of elongation or bending of a spring is directly proportional to the force that is applied. The unit includes a sturdy base, testing spring, metal scale,an indicator needle, and a complete set of hooked weights. Instructions included.

  • Ball and Ring Apparatus

    GSC International, Inc.

    A visible demonstration of the principles of expansion of metals. When the ball or ring is heated, the ball will not pass through the ring, but when cooled, the ball passes through the ring freely. The ball and ring are mounted on an insulated wooden handle to protect your hands from the heat.…

  • Pulleys

    GSC International, Inc.

    The Pulleys wheels are made of plastic and mounted securely in an aluminum housing with a hook on both the top and bottom for suspension.

  • Osmosis Apparatus Bladder Form

    GSC International, Inc.

    A glass tube 45cm long with a large piece of a membrane attached to one end. When the membrane is filled with sugar solution and immersed in water, the liquid in the tube will rise, showing osmotic pressure in a clear demonstration. Instructions included.

  • DC Ammeters

    GSC International, Inc.

    The meters are ideal for numerous electrical and laboratory experiments. Full scale and fully enclosed, with accuracy +/- 2.5%, and a 7.5 cm scale length. Color Coded. Supplied with binding posts and external zero-adjustment.

  • Optical Bench

    GSC International, Inc.

    Optical Bench Student Demo A simple form Optical Bench that provides an accurate demonstrations of basic optics principles. It uses a metric meter stick as the support bench. The complete system includes: meter stick 100cm length, 1 object market, 1 object screen, 1 screen support, 1 pair of…

  • Wimhurst Machine

    GSC International, Inc.

    The Wimhurst Machine is a visual and powerful tool used to create static electrical charge and high voltage sparks. The Leyden jars and disc are made of durable clear acrylic. The upright support and pulleys are plastic and resistant to breakage. Aluminum sheets are mounted to the sides of the…

  • Solar Powered Car

    GSC International, Inc.

    Explore "green energy" on a small scale. This solar car operates on sunlight or a rechargeable "AA" battery. A four-position switch allows you to choose between running the car on the solar cell or battery, recharging the battery from the solar cell, or "off". The car can also operate using a…

  • Osmosis Thistle Tubes

    GSC International, Inc.

    A visual demonstrate osmotic pressure. A borosilicate glass thistle tube with a thistle (bulb) on one end, covered in a natural membrane. When the membrane is filled with sugar solution and immersed in water, the liquid is in the tube will rise, demonstrating osmotic pressure.

  • Assorted Balls for Physics

    GSC International, Inc.

    Balls sold individually and in a variety of sets. Choose from aluminum, brass, copper, cork, glass, lead, steel, wood, and zinc. Sizes include 19mm and 25mm. Pick from one of the following styles: drilled center hole, solid, and with hooks. Ball sets include: 42003-19: 19mm diameter with…

  • Knife Switches

    GSC International, Inc.

  • Glass Prisms

    GSC International, Inc.

    Prism Smooth Polished Glass Surface Optically Clear Individually Boxed

  • Balance Demonstration Stand

    GSC International, Inc.

    The kit includes the pieces to build a simple balance demonstration. Consists of a knife edge clamp, meter stick, metal support and cast iron base. The knife edge clamp is often used on a balance demonstration to hold a meter stick or for suspending a weight from a meter stick. Made from nickel…

  • Banana Plugs

    GSC International, Inc.

    The connector cord set have Cross-Patch/Stacking Banana Plugs which allows you to connect to another Banana Plug on both the side or back of the first plug. The cords are plastic coated and flexible. The set includes 6 cords; 3 black and 3 red.

  • Banana Plug/Alligator Connectors

    GSC International, Inc.

    The connector cord set have Cross-Patch/Stacking Banana Plugs on one end and a Alligator Clip on the other end. The alligator clip has an insulated sleeve for safety and the cords are flexible and durable. The set includes 6 cords; 3 black and 3 red.

  • Friction Rods

    GSC International, Inc.

    The Friction Rods are useful in a variety of electrostatic demonstrations. 603-1: Made of glass tubing and sealed on one end 603-2: Made for a solid glass rod and the edges of the glass are ground to a smooth finish 603-3: Made for a solid glass rod and the edges of the…

  • DC Voltmeters

    GSC International, Inc.

    The meters are ideal for numerous electrical and laboratory experiments. Full scale and fully enclosed, with accuracy +/- 2.5%, and a 7.5 cm scale length. Color Coded. Supplied with binding posts and external zero-adjustment.

  • Double Concave Lens

    GSC International, Inc.

    Lenses - Glass with ground edges - Double Concave

  • Double Convex Lens

    GSC International, Inc.

    Glass with ground edges - Double Convex

  • Quincke's Interference Demonstration

    GSC International, Inc.

    In this acoustic experiment, two Y-shaped glass tubes are connected by two flexible tubes of different lengths. Hold a struck tuning fork at the end of one tube and the waves flow down the tube to the Y where the tubes divide. However, this apparatus makes the waves in one fork of the Y travel half…

  • Teasing Needles

    GSC International, Inc.

  • Air Thermometer

    GSC International, Inc.

    Used as an accessory in many heat experiments when studying the expansion of liquids and gases. Constructed of borosilicate, heat resistant glass, 2" bulb with 10" long x 7mm od glass stem.

  • Flask Type Electroscope

    GSC International, Inc.

    An economical electroscope consisting of aluminum leaves mounted on a metal rod (item #4-50160) held by a rubber stopper in a 250ml flask. Instructions included. The rod assembly can be use as a replacement unit on 4-50150 or 4-50170. The rod assembly is an aluminum rod with an aluminum ball…

  • Vapor Density Bulb

    GSC International, Inc.

    Borosilicate glass bulb with drawn tip for Dumas method. Determine the vapor density and molecular weight of liquid. Bulb diameter 75mm, Bulb capacity 200ml.

  • Resonance Apparatus

    GSC International, Inc.

    The unit measures the velocity of sound in the air. Partially fill the resonance tube with water and then sound a tuning fork of known frequency at the tubes open upper end of the Resonance Tube. The water level can be adjusted until the air in the tube resonates at the same frequency as the tuning…

  • Dynamics Cart

    GSC International, Inc.

    For performing experiments in conservation, velocity, elastic collision, acceleration and momentum. The set contains two high impact plastic cars with snap in wheels and two spring steel bumpers with rubber stopper assemblies. Each car has a recession for holding additional weight. The approximate…

  • Mini Lamps

    GSC International, Inc.

  • Conductometer

    GSC International, Inc.

    Five different metal spokes, aluminum, steel, brass, copper and nickel, extend from a center hub, and are connected to a wooden handle. The hub is heated and the students watch as wax falls from each spoke in the order of conductivity.

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