This device can create a steady supply of identical waves. Use it to study waves and resonance in the lab. Must be used with a frequency generator as a power source such as GSC's VFWAVGEN Variable Frequency Wave Generator.

A Tuning Fork Mallet is used to strike a tuning fork to produce a sound. This mallet has a rubber bulb top and a 6 inchplastic handle.

Spring Scales are used to weigh loads and are used in physical science experiments as a basic accelerator. Spring Scales use Hooke’s law to determine the size of the force stretching the spring by measuring the displacement. The spring scale has a clear body that is graduated, a mounting ring…

This is an attractive table-top model of the fascinating Stirling Engine. The Stirling engine is a heat engine and is much more efficient than an internal-combustion engine that is often used in cars. The engine uses a system called the Stirling Cycle. The Stirling Cycle uses an external heat…

The Inertial Balance allows for the measurement of inertial mass. Adding mass to one end increases its inertia and causes it to oscillate at a slower rate. This apparatus allows for the investigation of masses by comparing the oscillation period of a known mass to the oscillation period of an…

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…

Our Cross Slit with Arrowheads accessory gives you a cross-shaped hole to cast light through on your optical bench during light experiments. This accessory is designed to work with our Basic and Deluxe Optical Benches (#OPTBN-BSC and #OPTBN-DLX). PRODUCT WARNINGS WARNING: This…

Our flat metal electrodes are 18mm by 100mm (approximately 0.75" by 4"). We carry electrodes made from seven different metals: aluminum, brass, copper, iron, zinc, nickel, and tin. Use them in your own experiments with electricity.   PRODUCT WARNINGS WARNING: …

GSC International N-00003 DC Voltmeter Digital with Connectors. Range 25 V 0.01V. The Digital DC Voltmeter is small, portable, and easy to use for any circuit. A 3 volt lithium battery is included. Two alligator clips are directly connected to the meter’s main body, allowing for…

We carry three sizes of durable, rectangular acrylic mirrors. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including n-methylpyrrolidone, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information…

We carry three variants of dual-function dynamometers made from durable plastic with steel hooks. With the push-rod at the top or the hook on the bottom, you can measure both push and pull forces. The hook also allows you to weigh small objects. Measurements are given in both grams and Newtons. …

This Law of Resistance Kit comes with everything you need in order to experiment with the resistance of electrical current through different types and sizes of conductor wires. This kit includes two digital multimeters that come with 2 patch cords each, 4 Connecting cords with banana ends (2 Red…

The unit is bigger than standard electroscopes for easy viewing. The leaf is larger and the wide radius of swing provides a visual and sensitive demonstration. The unit also features a built in scale which helps to determine the amount of charge generated. The metal case is strong and resistant to…

This seamless aluminum overflow can is designed to be used for displacement experiments and density measurements. Ours is made of aluminum and has an 80mm diameter and a 125mm height. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to…

The Harbottle Pressure Globe helps students to understand the meaning of fluid pressure and pressure reduction. Simply place a balloon into the opening of the glass Harbottle and stretch the mouth of the balloon over the opening of the bottle. Blow into the balloon and, when it is fully inflated,…

Use this mount to attach any of the other accessories we sell to our Basic and Deluxe optical benches (#OPTBN-BSC and #OPTBN-DLX). PRODUCT WARNINGS WARNING: This product can expose you to chemicals including nickel, lead, and styrene, which are known to the State of California to…

These packs of ultra-thin aluminum foil pieces are sold to replace worn out foil in many electroscopes or to create your own at home. Available in packs of 12 pieces or cases of 120 pieces. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are…

This kit is perfect for studying optics and the ways light is reflected, absorbed, or transmitted when it encounters various obstacles. The included laser ray box can shoot either one, three, or five parallel beams (650nm) across the provided protractor into a number of obstacle accessories to…

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…

Our resonance tubes are made from borosilicate glass. These resonance tubes are non-graduated. Use them to build your own resonating column demonstration or velocity-of-sound-in-air demonstration. We also sell graduated resonating tubes . PRODUCT WARNINGS Our products are not toys .…

Our round glass convex/concave mirror is 7.5cm in diameter and has a focal length of 20cm.Our round glass convex mirror is 7.5 cm in diameter and has a focal length of 7.5 cm.

Use this wind tunnel to investigate lift, Bernoulli's Principle, and aerodynamics. Simply connect the tunnel to a power source (not included), turn the fan on, and place a source of smoke (not included) in front of the fan. You will be able to watch the smoke move at different rates on either side…

Illustrates the properties of convection current. The water and dye filled glass frame is heated at the bottom corner. The convection currents are seen as the die is moved through the glass tube. Similar to the circulation of a hot water system. Instruction included.

Demonstrates the flow of convection currents in a gas. Place a small, lit candle under one open chimney, the use touch paper or a wood splint to introduce smoke into the opposite chimney. The heat from candle will cause the air to flow and the smoke can be observed traveling down into the box and…

This plastic car uses a fan to blow on a plastic sail, which in turn moves the car.Use this car to demonstrate the action and reaction forces detailed in Newton’s third law. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene, nickel, and lead, which…

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Use this kit to explore a multitude of mechanical interations including Archimedes' Principle, Hooke's Law, the Law of Parallelograms, movement on an inclined plane, and more. Instructions included. Kit includes: 1 Weight box 1 Single-Scale with clip 2 S-shaped hooks 1 Wooden…

Understanding and measuring wavelengths is an important subject in any physics class. 24A00B511 This is a Class II, Laser Pointer.  The green laser light has a longer wavelength of about 532 nanometers. The Laser Pointer is a high-quality pointer at an affordable…

This apparatus is an effective tool for demonstrating the coefficient of expansion of metals. It comes with rods of the following materials for you to test: copper, brass, aluminum, and steel. To demonstrate linear expansion, place a rod inside of the apparatus’s tube that has both an inlet and…

Use this set of nine cubes to investigate density by comparing cubes that are made of different materials but are the same size (2cm by 2cm by 2cm). Their materials are as follows: copper, brass, aluminum, iron, zinc, acrylic, plastic, wood, and cork. PRODUCT WARNINGS WARNING: This…

The Loop-the-Loop Apparatus consists of a 1200mm long graduated aluminum track with a loop of 150mm in diameter and two adjustable plastic supports. A catch basket is attached to the lower part of the track to capture the ball after use. Use this apparatus to investigate potential and kinetic…

Studying waves in physics class can sometimes be difficult for students to conceptualize. This 3" diameter flat spring steel apparatus can make visualizing wave propagation much easier. The plated spring can be stretched across the room allowing the entire class to witness the wave traveling back…