"Shiv Dial Sud & Sons"

This hands-on apparatus demonstrates transverse and longitudinal waves.

Customize your own insect net, or replace existing parts.

For drag style collecting.

A high quality starter net.

Easy Stream Side Collection.

Withstands the strongest brush.

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

Perfect mount to observe microfossils under the microscope.

These polystyrene plates have 12 depressions for multiple reaction observations.

Plastic spring scales, built to last in any laboratory.

Define, ideate, build, and test a prototype that teaches moon phases and science investigation skills.

Use in field or stream.

For activities and crafting.

A favorite of collectors for over 50 years.

Demonstrate the inverse relationship between density and volume.

Demonstrate the independence of the horizontal and vertical components of projectile motion.