Spark timer is used for measuring velocity and acceleration of falling or moving objects. When the tape is pulled through the timer a spark is created which burns tiny dots in the tape at a precise and same interval. The faster the tape is pulled through the timer the larger the distance…

This magnifier offers an extra large field of view, hands free use, and folds down to a compact size for storage. Its 10cm lens provides 6x magnification. Ideal for use on a lab table, and for dissecting small specimens like owl pellets.

This miniature DC motor is designed for experiments using low starting voltage (4.5V) and current (70mA). Speed: 1000-5000 RPM. Motor is approximately 34mm long x 24mm in diameter. Shaft size is 10mm long x 2mm in diameter. Includes soldered-on 7" lead with alligator clips.

Element Density Cubes made by Luciteria Science Elements of the Periodic Table, machined and forged, to create cubes having flawless dimensions of 10x10x10mm. Each cube represents the theoretical density of the element itself.  Lucitera density cubes are 99.5% pure element density cubes and…

Miniature LED yellow light bulb holder module for Genecon V3 The LED lamp can directly connect to Genecon V3 without any cables. Convenient in students’ experiments with energy consumption, comparison of lighting time between the miniature bulb and LED lamp using capacitor…

SPHERICAL Each lens is spherical in shape and measures 2" (50mm) in diameter FOCAL LENGTH VARIETY Converging and diverging focal lengths in 200mm, 300mm and 500mm OPTICALLY WORKED GLASS Made of high quality, optically worked glass. Highly polished with ground edges GREAT FOR PHYSICS…

A contact key is used for experiments which require momentary current. The contact key is used to open or close a circuit. The key is mounted on a 3” x 4.5” x 3” black base with two binding posts. The arm of the contact key is plated metal with an insulated button.

An economical, high quality bench set that is excellent value for introductory lens work.  Features include: 74cm extruded aluminum bench with push-on plastic feet and large easy to read scale, three-position riders accommodate push-in stems of optical parts, pushing stem in locks rider in…

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…

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 premium set includes a stand, rod clamp and ring, all in one packages - eliminating the need to piece together a system for your classroom or lag. Everything is in one box. Stainless steel rod with a powder coated base provides the perfect setup for any experiment. Made from…

Polished Flint Glass or Acyrlic Right Angle Refraction Prism.

This unique hand-held stroboscope was made possible by the development of high-power LEDs. The 30W Super-LED delivers bright flashes at adjustable rates from 1 Hz to 250 Hz, ideal for the motion rates encountered in lab situations. Features magnetic pads on back for attaching to vertical steel…

The Linked Spring Series set of five springs can be used as an investigative tool in understanding Hooke's Law. They can be combined in a series to determine the effective total spring constant. Slotted weight sets in the second photo are not included. They are used to display the springs in…

This basic breadboard kit contains all of the basic connecting parts to start exploring circuit design. The kit includes a variety of connecting cord sizes and two breadboards. All that is required is to provide components such as resistors, LEDs, or capacitors. Kit Contents: …

Perform Fresnel's Biprism Experiment on a 1m optical bench. Precision optics allow fringe position measurements to 1/100mm. Easy alignment and adjustment of the two virtual light sources. Fresnel's Biprism Experiment is the fundamental example of common path interference by division of…

Demonstrate how two identically sized cans absorb and radiate energy differently. One of the screw cap cans is smooth metal and the other is painted dull black. Water cools or heats at different rates because of the thermal radiation emitted by the two

Glass thermometer with red Toluene solution is mounted on a plastic backing card. Range is -40° to +50°C .

Sold by the dozen.

This versatile spring scale can be used to measure forces using push or pull functions, or to weigh a suspended object from the large hook. Includes a zero adjustment screw and a metal suspension ring. Available in six color-coded sizes.

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…

The Acceleration Motion Kit is used to study motion on planes and slopes. The kit consists of a 1 meter long horizontal aluminum track with a graduated 0mm to 900mm scale, three adjustable supports for the track, two photogates, and a level adjuster knob that is used to increase the slope. …

The Thermal Generator Experiment demonstrates the Seebeck Effect and the Peltier Effect. The Seebeck effect is a phenomenon in which a temperature difference between two dissimilar electric conductors or semiconductors produces a voltage difference between those two substances. This happens…

6 PIECE SET Brass, Lead, Iron, Copper, Aluminum and Zinc. Each is stamped for identification SIZE Cubes measure 10mm (0.4") on each side EXCELLENT FOR PHYSICAL SCIENCE CLASSROOMS Density Cubes have a wide range of educational applications for all grade levels, including density…

Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. Analytical Weight Box contains a total of 9 weights from 1 to 100 grams, in polished wooden box, with fractional weights, rider and forceps.

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…

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 …

This device can be used as a classic standard calorimeter or as an electric calorimeter. Made of aluminum and plastic, the calorimeter has a diameter of 10cm, height of 11cm, liquid capacity of 175ml, and a heat capacity of 25J/°C. Electrical requirements are 6V DC, up to 2A.

Ideal for demonstrating experiments in conservation, velocity, elastic collisions, acceleration and momentum. Included are two impact carts and two spring steel bumpers with rubber stopper assemblies. Each cart features a well for additional masses (not included). Includes activity guide.

The classic demonstration of spectral lines. Each tube has its characteristic spectrum when energized before a spectroscope. These tubes acquaint students with the spectra of common gasses in their pure form as well as for demonstrating wavelength. The glass tubes are 25 cm long with the capillary…

A visual demonstration of how a lung is emptied and filled with air by the relaxation and contraction of the diaphragm muscle. Two balloons are attached to a glass "Y"-tube and simulate the lungs. The chest cavity is a plastic bell jar. The rubber sheet is used to represent the diaphragm.…

These drilled balls are excellent for use as pendulum bobs or in impact and collision experiments. All drilled balls feature 3mm countersunk holes so pendulum cord knots can be recessed.