"digital slides"

An economical digital stroboscope.

Determines proper moisture, pH, light, and temperature in soil samples.

A useful tool for measuring the magnetic field strength for experiments. The range of the probe is 200 and 2kG with a resolution of 1G at 0 - 200 G. The included probe is a hall probe, which is a flat style probe to fit into small gaps.

Break light into its components wavelengths

Make sound measurements with greater precision and convenience.

The Digital Photogate Free Fall Apparatus retains the precision of older models while eliminating the hassle of setting up heavy steel columns and adjusting spark recorders.

Learn how sunglasses work!

Illustrates Defining Characteristics of Fingerprints

Identify Individual Friction Ridge Patterns

Photographic diffraction objects in a slide frame.