"Shiv Dial Sud & Sons"

A Classic!

The activator is specifically designed for use with tuning forks.

Perfect mount to observe microfossils under the microscope.

Tip-free stability for experiments.

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.

For Versatile Optical Applications

Help Your Students Perceive How Light Behaves

For Use With Solar Cell.

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

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.

Students construct simple motion experiments with this machine.