"serv Dial Sud & sars"

Diodes for PCB or panel mount.

Imagine having a living ecosystem to grow, learn, and discover—all in your classroom. The AquaSprouts Garden Kit will convert your existing 10 gallon fish tank into a fully functional aquaponic kit.

This hands-on apparatus demonstrates transverse and longitudinal waves.

High quality density cubes for the classroom.

Great Intro For Solar Energy!

How are new drugs tested?

Follow the case of a teen with liver damage caused by an overdose of medicine.

Explore how climate change may lead to health problems.

Organize a DIY race, fueled by hydrogen generated electricity!

Demonstrate the rotational motion of Earth on its axis, its orbit around the Sun, and the revolution of the moon around Earth with this high-quality model.

This large Van de Graff generator uniquely offers alternative drive modes, either hand-cranked or motor driven.

Pre-calibrated test tubes and labware give fast, accurate results in the classroom or in the lab.

These ARE the micro:bits you've been looking for!

Multi-purpose drilled ball set ideal for pendulum experiments but can be used to meet a variety of lab needs.

Quality ceramic resistors, perfect for physics experiments.

This device shows how the sun's appearance changes over a period of one month.