"Classification+Learning+Activities"

Plastic pulley with table clamp, includes hand knob for tightening.

This apparatus is used to study the current Vs voltage characteristics of CdS photo-resistor at constant irradiance and to measure the photo-current.

Hands-on investigation even explores light separation.

Four gears of different sizes, perfect for any investigation or maker project.

Sixty hands-on investigations to help students apply math concepts and skills to everyday problems.

A handy addition to your optical bench, this light source features a 7.5 watt incandescent lamp plus a cord and plug for connection to 110 VAC power source.

Hooke's Law apparatus, includes weights for demonstration.

The construction of the multi-functional Demo Electric Motor is completely open.

Ideal for exploring force of friction.

Friction blocks are useful for teaching the basics of force and motion.

Mounted Resistance Coils feature four copper wires and one copper-nickel wire.

Compare the falling rate of a feather and a guinea (coin) with air resistance and in a vacuum.

Use PCR to determine if your chickens are male (ZZ) or female (ZW).

Economical pulley for simple machine experiments.

Made of brass, interchangeable on pillars, fitted with insulators of ebonite on base. Spheres 5cm diameter, Cylinder 12.5 x 5cm diameter, Cone 10 x 5cm length x diameter.

Premium line of glass lenses designed specifically for Universities.