A visual measurement of impact created by collision against a stationary object. The car is fitted with a spring scale and slide that is displaced on impact. The slide remains in its displaced position until reset. The student can takes direct readings from the scale to measure the force. The top…

Density Blocks

We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic needles with the North pole marked.

Electroscopes are used to detect and roughly measure the electric charge on an item. This aluminum-leaf electroscope has a metal case with a round viewing window. Replacement foil is also available. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including…

Friction Rods are 12"; long unless noted. Excellent for demonstrating static electricity

Equilateral prisms, made from high quality clear glass sheet with highly polished surfaces.

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 Neutralization Set consists of two lenses: one concave and one convex. When combined, the lenses create no magnification. The lenses are made from glass, have a focal length of ±115mm, and a diameter of 38mm. PRODUCT WARNINGS WARNING: This product can expose you to chemicals…

This low cost apparatus is great for demonstrating Boyle's law (elasticity of gases). A plastic syringe is mounted on a wooden base. A piston is mounted to a platform that holds various size weights, allowing students to plot pressure versus volume of gases in the cylinder. Dimensions: 9"…

Plastic Insulated Copper wire is 22 gauge, supplied in 100 foot rolls and available in three colors. Bare Nickel Chromium Wire is supplied in 4 ounce spools. Enameled Copper Magnet Wire is supplied in 4 ounce spools. Soft Bare Copper Wire is available in 4 ounce or 1 lb spools.

Our meters are mounted in black plastic cases. Meters have a scale length of 75mm, offer +/- 2.5% accuracy and come with 5-way binding posts and an external zero-setting screw. Meters are not protected against prolonged or significant overload. Stackable for storage.

Designed to support shperical mirrors and lenses. This polished wooden support is 5" tall and has a 1.5" V shaped grooved wedge to hold mirrors or lenses 38mm through 100mm securely in place. Plastic supports to securely hold a mirror in a vertical position on any flat surface.

The Electrostatics Kit is a collection of materials designed for students to investigate the creation of charges through friction between various rods and fabrics. Contents include: Hollow Glass Friction Rod (1) Glass Friction Rod, Half Ground (1) Ebonite Rod (1) String, 10' (1) …

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.

Knife Switches for low voltage experiments (less than 36V) with plastic bases. These items are available with either thumbscrew or spring binding posts.

This set includes a friction block and a friction board, both made of high quality, smoothly finished pine wood. The friction block has a hook for a spring scale and three compartments for additional weights. It can be placed face-up or sideways. Students can vary the weight or area of contact to…

We offer a variety of economical ceramic bar, disc, and ring shaped magnets. Magnets are upainted, except where noted.

Equilateral, 45mm sides hollow acrylic prism. Has one hole for adding fluids to study refraction and dispersion. Comes with a funnel and a stopper.

This kit has all the necessary components to explore standing waves. Instructions included. Includes: 1 Variable frequency generator 1 Spool of string 1 Support Stand 1 Steel rod 1 Power cord 1 Chladni Plate 1 Vibration generator 2 Connector cords 5 Weights 1 Fastening…

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…

A simple but effective device for demonstrating Lenz's Law using eddy currents induced in the wall of a copper tube by a falling magnet. The demonstrator consists of a 12"; long copper tube and two apparently identical metal slugs with rubber end caps. One slug is plain steel, and falls…

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…

Borosilicate glass with permanently fused and accurate graduations

Rectangular glass block with two frosted sides, 114mm x 63mm x 19mm.

Folding magnifier in a pouch. 50mm diameter, 2.5x magnification.

Perform quantitative spectroscopy experiments using this good quality yet economical spectrometer. Unit is mounted on a stable base with attached collimator, and rotating telescope platform. Features include a 2.6cm diameter achromatic optical system with a 10x eyepiece and crosshair. A 16cm…

Use this convenient set to perform various pulley demonstrations. The durable 20cm x 15cm base is fitted with a capstan and a 61cm tall aluminum support rod. Also includes a 20cm crossbar with clamp.  Includes activity guide. Contents Wooden base with capstan, hook and rod…

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…

Set of 9 weights consisting of 1 each 10g, 50g, 100g, 500g, 1000g, and 2 each 20g, and 200gram weights. Weights are made of cast iron with a black enamel finish. Replacement weights are available separately.

Our plastic-coated magnet ring set features six different colored magnets. Each ring is approximately 30mm in diameter, with an approximately 10mm hole in the center. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene, which are known to the State of…

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,…

All brass construction, with black lacquer finish wood handles. Includes instruction sheet.