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 single pulley is attached to a clamp that can attach it to a table. Both the pulley and clamp are made of cast metal. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including nickel and lead, which are known to the State of California to cause cancer, birth…

A U-shaped electromagnet having two removable excitation coils, armature with hook, and terminals mounted at the top of each coil. Overall length approximately 13cm. Instructions included.

The Dual Light Source Optical Bench - 12V Laser and Halogen is used to study the behavior of light, and to also study the phenomena related to physical processes common to image formation. The bench is a 1m long aluminum track, graduated in millimeters. In the center of the track is the 0mm point,…

Happy and Sad Balls are used to show the relationship between elastic and inelastic collisions. While both balls share an identical makeup between mass, density, and appearance, one will bounce, while the other will not. They are sold as a pair. The Happy Ball consists of standard neoprene that…

Connector cords are useful in various electricity experiments, as well as in many apparatuses that require connections to power supplies. All of our connector cords are made of 18-gauge insulated wire. These connector cords have alligator-clips on each end. Alligator-clip ends are useful for useful…

This rod-mounted single, plastic pulley is attached to a metal clamp with a rod that is 8mm in diameter. The clamp can attach to any table up to 2.5in. thick. The 2in. diameter pulley can be adjusted by loosening the 8in. long rod and retightening it once it is in the desired position. The height…

Electroscopes are used to detect and roughly measure the electric charge on an item. This electroscope has a round case, a free-spinning pointer, and a gauge. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including benzene, nickel, and lead, which are known to the…

Our Gauss Magnetic Accelerator is an incredibly simple device for demonstrating the conservation of momentum, the conservation of energy, potential and kinetic energy, and magnetic force. Instructions included. Includes: 1 Aluminum track with meter gauge and catch basket 2 neodymium…

This set includes 0.5N, 1N, 2N. 3N, and 5N springs. It can also be used as a supplemental product with the Hooke's Law Apparatus. Springs stretch by 2 cm with a load of 0.5 N, 1 N, 2 N, 3 N, and 5 N, respectively. Each spring has a hook to support a weight hanger and a red indicator arrow.

The Deluxe New York Balance with Support Stand is used to 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 plastic meter stick included with this…

The pendulum wave demonstration is a cross between science and art. It demonstrates how mass accelerates and decelerates as a response to the force of gravity. Nine 1" diameter steel pendulums will form wave patterns as they fall in and out of sync with one another. Some minor assembly is required.…

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.

Helmholtz coils are useful for creating near-uniform magnetic fields or for cancelling out external magnetic fields, such as the earth’s. The field between the two solenoids is at its most uniform when the distance between them is equal to the radius of the solenoids. This can also be used with a…

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…

The disposable aluminum pan holds a flexible plastisol pad that is durable and easily cleaned. The dissection pan and plastisol pad are used for dissection activities in classrooms.

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 17-inch (43cm) skeleton model fits on a desk and rests on its stand. It includes all the major bones, such as the skull, rib cage, spinal column, humerus, radius, ulna, hand, pelvis, femur, tibia, fibula, and foot, as well as a partial circulatory system. Made of PVC plastic

Our Grating Holder optical bench accessory allows you to choose your own size of grating to cover the aperture in the middle of the holder. This accessory is designed to work with our Basic and Deluxe Optical Benches (#OPTBN-BSC and #OPTBN-DLX). PRODUCT WARNINGS WARNING: This…

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.

The Mechanical Wave Kit helps students explore standing wave patterns at different resonant frequencies. The Mechanical Wave Kit was designed to include everything needed to study wave patterns. This is 0.5mm thick x 1 meter long string which is a replacement part used in the Mechanical Wave Kit.

These rubber balloons work perfectly to replace those found in our Deluxe Lung Model Apparatus. Size 9 inches. Sold in a pack 12.

The digital force meter is ideal for addition and resolution of forces, as well as for experiments involving action-reaction laws and other physical phenomena. With a wide range of 2, 5, 10 and 20 Newtons, it virtually replaces four types of spring balances, making it perfect for a variety of…

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.

The Variable Frequency Generator can transform the electrical current coming from your wall outlet into a consistent, oscillating frequency within a range of 15Hz to 320Hz. This product is often used in wave demonstrations in a physical science classroom. It works well with GSC International…

A compound bar is a visual demonstration of thermal expansion. It consists of a bimetal strip mounted in an insulating handle. Because of the unequal expansion of the two different metals, the bar will bend when heated, which illustrates the operation of a thermostat. Instructions included. …

The Mechanical Wave Kit helps students explore standing wave patterns at different resonant frequencies, longitudinal waves and the node and antinode points on the wave. This is a basic kit with the most used and important pieces of the kit. It includes: The Mechanical Wave Kit was designed to…

A Wheatstone Bridge is a tool that can be used to determine an unknown electrical resistance within a circuit by comparing known resistances to the unknown resistance value. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene, nickel, and lead, which…

The Wave Demonstration Kit comes with one long, narrow steel spring and one larger helical spring that are matched to give nearly equal amplitudes of reflected and transmitted pulses and waves. A string and instructions are also included. PRODUCT WARNINGS WARNING: This product can…

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 .…

The Basic Lung Apparatus is a simple apparatus that visually represents how a diaphragm works. A partial vacuum exists inside the jar, causing the lung shaped balloons to relax and contract. This Lung Demonstration Model also includes a second pair of balloons that can easily be swapped out to show…

A visual demonstration of buoyancy and atmospheric pressure. A glass Cartesian diver 2.5" tall rises and lowers in a column of water as the pressure is increased and decreased. Increased pressure is obtained by compressing a rubber sheet stretched over a water filled cylinder. A red band around the…