"Shiv Dial Sud & Sons"

The perfect hand-saving tool for inserting glass tubing into stoppers!

The Moment of Force Apparatus contains everything needed to study principles of mass, levers, moments, forces, and equivalence.

Alnico bar magnets are useful for classroom or lab experiments.

Convenient and autoclavable.

Smooth-running ball-bearing clamp pulley for use with inclined planes, force experiments, or demonstrations of work and machines, this durable, lightweight plastic pulley fastens to surfaces up to 18 mm thick.

This working model hydraulic/pneumatic jack shows how hydraulic or pneumatic systems can multiply forces.

A Convenient Method of Purchasing Both Rings and Supports

The Speed of a Bubble Set connects the mathematical concept of slope to the physical science concept of velocity.

The 3D Magnet Viewer displays clear views of magnetic fields.

These long-lasting aluminum tuning forks have a full sound.

Sturdy Hand Pump Features Hose Connectors For Vacuum And Pressure

Perfect for any style alcohol lamp, this stand can be used in two different height levels (9 or 13 cm) by simply removing the wire gauze top, turning the stand on its side, and putting the top back on. It is constructed of stainless steel rod with an 8 x 10 cm wire gauze surface. The edges of the wire gauze are turned under for safety.

Appropriate for grades 6 to 12 Brings the First Law of Thermodynamics to life! This pair of precision-machined, chrome-plated steel balls is actually a hands-on demonstration in energy transformation. By striking the balls together, you will create enough heat at the point of contact to burn a hole in a sheet of paper.

Easily Explain Rotational Inertia

For Use With Solar Cell.

The oscillatory platform can carry various masses and is free to oscillate in a horizontal plane under the restoring forces of two straight-blade spring supports.