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…

Our Hall's Car is a plastic car with a recessed area for holding weights while experimenting on an incline plane. Made with molded plastic wheels that snap into place. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene, which are known to the State of…

Our 10-Level Conductivity Indicator can be used for quick comparisons of conductivity in solutions including, but not limited to, tap water, vinegar, baking soda solution, or varying concentrations of salt water. This device is very simple to use - just submerge both brass prongs in a solution,…

Our flat electrodes are 18mm by 100mm, or approximately .75" by 4". The metal electrodes are 1mm thick, while the carbon electrode is 6mm thick. This set contains twelve electrodes – two zinc, two copper, two steel, two aluminum, two nickel, and two carbon. PRODUCT WARNINGS …

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.

Our Sling Psychrometer Kit is a simple hygrometer used in measuring the moisture content in the air. When spun around on their wooden handle, the wet bulb thermometer and the dry bulb thermometer will read different temperatures. This information can then be used to determine relative humidity and…

The Ballistics Car demonstrates that the horizontal motion of an object is unaffected by forces which act solely in the vertical direction. The car's low-friction wheel bearings allow it to coast at an essentially constant speed. If the spring in the gun is triggered while the car is coasting, the…

Knife switches are used to manipulate how electricity flows through a circuit. The base and the handle of the switch are insulated to allow for handling. Wires are connected to the screw-type binding posts. This knife switch is a double pole, double throw, single pole, double throw, single pole,…

The deluxe Charles' Law Apparatus is used to study the degree of expansion that is directly proportional to the increase in temperature. This Charles' Law Apparatus enables students to precisely determine the volume coefficient of expansion of air throughout a temperature range. Instructions …

This semi-circular refraction tank has a printed protractor on it to observe and measure refraction. Instructions included. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene and lead, which are known to the State of California to cause cancer,…

  Optical Bench Student Demo A simple form Optical Bench that provides an accurate demonstrations of basic optics principles. It uses a metric meter stick as the support bench. The complete system includes: meter stick 100cm length, 1 object market, 1 object screen, 1 screen support,…

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 unit helps students understand the Combined Gas Law and describes the relationship between the pressure, temperature, and volume of a gas. The air in the unit is compressed by turning the handle, and the volume can be read on the graduated scale printed on the cylinder. The pressure can be…

Our Orienteering Compass is great for map work or when hiking. Specifications: Graduated in 2° increments, and features four scales Black bezel with easy-to-read print Has liquid-filled capsule, declination correction scale, luminous points, and 4X magnifier in base Acrylic base…

A resonance apparatus is used in the demonstration of standing waves. It can be used to observe the resonance phenomena, the speed of sound in air by exploiting standing waves, resonance effects in longitudinal waves, and resonance points for a certain frequency and their relation with the standing…

These 24mm electrode discs are useful in thermal conductivity experiments and many others in the lab. Each set of five includes one electrode of each of the following metals: copper, brass, iron, aluminum, and zinc. Check out this blog post of ours for experiment ideas using this kit . …

This DC motor operates on 1.5V or 3V and can reach RPM of 700 to 11000. 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 defects, or other reproductive harm. For more…

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…

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 Boyle's Law – Mariotte provides an accurate quantitative result for the pressure/volume relationship of air at a constant temperature. A graduated cylinder with a close-fitting piston is connected to a pressure gauge by a narrow tube. Pressure inside the cylinder can be adjusted by rotating the…

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…

A Fresnel lens is a compact type of lens which was first used in lighthouses. The construction of these lenses allows for a large aperture and a short focal length without the mass that would normally be required. This large Fresnel lens is 2mm thick, 8" by 10" large, and has 3x magnification. …

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…

This Power Supply is perfect for any science lab. This is a simple, cost-effective, and practical device. It has an Output of 2-12 volts AC & DC and an easily read digital display. The input is 110V AC 50Hz.

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…

This clamp will attach to the rod of a lab support stand. It has three screw-type posts to attach up to three pendulums of your choosing. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including nickel and lead, which are known to the State of California to cause…

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…

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…

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…

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 …

Our Heat Transfer apparatus is a useful visual demonstration of the transfer of heat by using an aluminum bar to connect two insulated containers - one filled with very hot water and the other filled with cold water. A thermometer is inserted in the top of each container. As the heat is…

The kit has been designed to assist chemical education through university levels. Tapered plastic bonding rods help to simplify the construction process. Two kit options: 520 pieces that include 245 atoms, 125 hydrogen atoms with connected bonds and 150 various size bonds. as well as…