Education

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.

Features a sturdy carriage made of high impact plastic. The one piece needle bearing wheels allows the carriage to roll with little resistance a hole in the plastic body allows you to attach a cord. The approximate size is 5.5 x 2.5 x 1.5 inches.

This Hall's carriage has a durable plastic body with a roomy well for additional masses (not included). The machined aluminum wheels and axles are mounted on hardened steel cone bearings for minimum friction and long life.

Utilize the power of your smartphone with this unique Hall&rsquos Carriage. The secure clip holds your smartphone securely for motion experiments.

This pump features a painted steel barrel, steel valve assembly, and a wooden handle. Both in a out ports are equipped with hose connectors, for use with vacuum experiments as well as to generate pressure.

The United hand held generator offers features and quality similar to much more expensive brands currently offered in the science education market. This 6V DC Generator can deliver up to 400mA current.

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.

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

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

Hardwood Ball, Drilled, 1 dia

The United Hartl Optical Disk is a compact apparatus that demonstrates the behavior of optical elements by means of ray paths through clear acrylic models. It consists of a circular 9&rdquo diameter graduated disk mounted on a stand and fitted with

This item is used for comparing the thermal conductivities of aluminum, brass, steel, nickel, and copper. The five radial spokes are attached to a brass hub.