Hooke's Law states that the amount of elongation or bending of a spring is directly proportional to the force that is applied. This unit helps demonstrate this principle. Instructions included. Includes: 1 Sturdy base and rod 1 Testing spring 1 Metal scale 1 Indicator needle 1 Set…

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.

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…

Contains Hollow Friction Rod, Solid Friction Rod, 1/2 Ground Friction Rod, Ebonite Rod, Wool Pad, Silk Pad, Faux Fur Pad, 3-Balloons and 10 feet of String. Instructions included.

This 3“ metal ball will float in cold water and sink in hot water. Use it to demonstrate the effects of temperature and mineral content on water’s density. Instructions included. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to the…

The Variable Inertia demonstrates an abstract concept in an easy-to-understand manner. It consists of two semi-clear plastic discs with the same mass and diameter. The discs are hollow inside with molded compartments. The 19mm steel balls can be placed inside the discs in a variety of…

Galvanometers measure very small amounts of current or voltage in a circuit. Our meters are accurate to +/- 2.5% and have banana jack style binding posts.

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…

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…

Our ebonite friction rod can be used to experiment with and to observe friction. PRODUCT WARNINGS Our products are not toys . Use in a laboratory or educational setting only. Not for children 13 and under.

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…

The ball is placed on top of the acrylic square, which is positioned on top of an aluminum post. The spring is pulled tight and then released which shoots the square out from under the ball. The balls falls into a concave recession in the post. Similar to pulling a tablecloth out from under a set…

Our Receiving Screen is an opaque white piece of acrylic with 60mm of vertically-arranged graduations. This accessory is designed to work with our Basic and Deluxe Optical Benches (#OPTBN-BSC and #OPTBN-DLX). PRODUCT WARNINGS WARNING: This product can expose you to chemicals…

GSC International N-00002 DC Ammeter Digital with Connectors Range 3A,1mA. The 3A, 1mA Digital DC Ammeter with high accuracy is small and light enough to connect with any circuit. A 3 volt lithium battery is included. Two alligator clips are directly connected with the meter’s main body for…

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.

Ammeters are used to measure the current flowing through a circuit. Current is measured in amperes, which is denoted by A on our meters. Our meters are accurate to +/- 2.5% and have banana jack style binding posts. This AC/DC ammeter can measure a range of 0A to 3A.

Help students to visualize and grasp Newton’s Second Law of Motion! This sturdy unit demonstrates that a horizontally projected ball and vertically dropped ball land at the same time. The spring device can propel a ball up to 48 inches from its starting point. It comes with a detachable rod for…

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…

A Gyroscope is a fascinating mechanical device that at time seems to defy the laws of gravity. The unique characteristic of a gyroscope is that once it is set spinning, it tends to want to remain in its original plane regardless of rotation of its housing. The tendency to resist change in direction…

Our Multiple Object Needle provides you with a row of four thin needle points to obscure light with during experiments on an optical bench. This accessory is designed to work with our Basic and Deluxe Optical Benches (#OPTBN-BSC and #OPTBN-DLX). PRODUCT WARNINGS WARNING: This…

The Mini Projectile Launcher is for students of force and motion in any Physical Science Classroom. The apparatus is useful in studying projectile range versus angle and conservation of momentum and energy. The launcher will project steel balls at a range of 1 to 2 meters and can be set at…

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…

The Harbottle 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 mouth of the bottle. Blow into the balloon and, when it is fully inflated, stopper the bottom…

The Incline Plane Friction Set can be used for multiple demonstrations including the resolution of forces, uniform and accelerated motion, and potential energies. The wooden incline board can be set to any angle within 0° to 45°. Instructions included. Includes: 2 scales 3 boards (two…

Use this apparatus to explain Ampere's rule. This demonstration consists of a heavy brass wire attached to a transparent plastic base. It comes with six small compasses and one larger compass. To demonstrate Ampere's rule using this apparatus, arrange the compasses around the wire, attach the wire…

The Snaky Spring is 2cm in diameter, 180cm long, and can be extended up to 5 meters. The spring is an excellent demonstration of wave theory concepts such as longitudinal waves and wave behavior. It is also included in the Wave Demonstration Set . Instructions included. PRODUCT WARNINGS …

Pascal's Ball can be used to demonstrate how changes in fluid pressure transmit equally in all directions. It consists of a sturdy metal body and ball. Instructions included. Specifications: 7.6cm Sphere Diameter 250ml Sphere Capacity PRODUCT WARNINGS WARNING: This…

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 a replacement spring only, that measures .75mm thick wire x 30mm diameter x 60mm length, when compressed.

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. The Mechanical Wave Kit was designed to include everything needed to study wave patterns. It includes a Sine Wave Generator…

Our Wind Vane with Metal Base is designed to be durable to withstand the elements. Simply face it towards the north to know which direction the wind is blowing. Its heavy metal base helps prevent the wind vane from blowing over during harsh winds. Instructions included. PRODUCT WARNINGS …

These pulleys are made of black plastic, have a metal housing, and have hooks at the top and the bottom. All wheels are 50mm in diameter except for the smaller wheels on the tandem models. We offer several varieties in both parallel and tandem styles. PRODUCT WARNINGS WARNING: …

The Diving Bell Demonstration is used to determine air pressure properties and density, as well as show Archimedes' principle. Instructions included. Includes: 1 Diving bell 1 Syringe 1 Connecting tube PRODUCT WARNINGS WARNING: This product can expose you to…