"power+supply"

Also known as a Wartenberg Neurowheel, the instrument is designed to test nerve reactions (sensitivity) as it rolled systematically across the skin.

Quantify Sensation Levels.

Excellent filtration inside the tank!

Marina Medium Algae Scrubber is suitable for small glass and acrylic aquariums. It has a reinforced plastic handle that makes removing algae and other deposits from your tank an easy job.

Crabworx Shells provide a new home for your growing hermit crab.

Demonstrate transformer properties and power transfer efficiency.

Regulated, Constant Supply of Water

Designed for the collection, transport, and storage of urine specimens.

No power needed other than imagination and muscle.

Show How Direct/Indirect Sunlight Provides Power

Easy To Set Up!

Use hands on power to investigate rotational dynamics.

This power–saving alternative to a traditional ray box is portable and durable.

Learn canine CPR.

Two GS-Plus™ spray-type spray heads deliver a flood of water for rinsing eyes.

With this generator, students have the power of electricity in the palm of their hands.