"power+supply"

Displays concept of transformers.

Choose between economical Zinc-Carbon batteries and long-lasting alkaline batteries, from 6 V to 12 V.

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Accurate answers in five seconds with a meter that automatically selects proper range and displays the exact answer.

Hydrocar introduces students to the hybrid technology that is fueling today’s automotive revolution!

This versatile, reliable orbital shaker has been developed to help economically scale-up cell production in your existing CO₂ incubator.

Create clean energy from mud!

Go beyond measuring electric charge with an electroscope.

Capable of up to eight hours of continuous use, the Portable Pipet-Aid can dispense liquids over 2000 times without recharging.

Students use the St. Louis Demo Motor to research fundamental principles of electric motors and generators.

Experimentally verify Malus' law.

Demonstrate the optical principles of lenses and mirrors.

Bright LED light within arm's reach, runs on just one battery.

Middle and High School STEM.

This is a complete optical bench system at an affordable price.

Create high-voltage sparks of varying lengths with this classic demonstration apparatus.