"bell+jar"

Leyden jars for static electricity activities.

The durable acrylic pump plate accommodates bell jars up to 9" Ø.

Displays basic principles of electromagnetism.

Recommended for Polystyrene Storage Jars.

Sale

Hydrometer jars are made of borosilicate glass and feature a beaded rim with a circular base.

Free up valuable counter space with 3- or 5-place jar racks.

Illustrate the diversity of life in just a few minutes each day. This comprehensive video program, developed by high school biology teacher Ronald L. Reimink, exposes students to the wide variety of plants, animals and other creatures that live on Earth.

This nickel coated plate uses a rubber pad to achieve air tight contact with a bell jar. It features a stopcock and center hole with safety screw plug and a rubber gasket.

Developed in collaboration with a science teacher from Pennsylvania, our build your own solar LED Jar light is a fun and creative way to teach and learn about solar electricity. Use your own mason jar or recycled jar and build a colorful LED light that automatically comes on at night and goes off at dawn. Comes with everything you need. This kit requires soldering. Tools needed are soldering iron, solder & flux, hot glue gun, electric drill, 3V 70mA Polycrystalline Solar Panel, Dusk/dawn circuit board, 2 Bright 5mm LED's BLUE, 2 AAA NiMH rechargeable batteries & Battery holder and wires.
A portion of the proceeds from the sales of this kit are being donated to help provide solar lighting solutions to disadvantaged communities in Africa.

For Clean and Accurate Results

Supplied in a jar of 50% glycerine. Enough materials for 10 students, unless specified as a jar of each.

Perfect for when only minimal volumes are required, this urinometer provides highly accurate samples.

These steel caps fit flint glass, screw cap wide mouth specimen jars. They are finished in black enamel and have a chemically resistant inner liner.

Alcohol preserved horsefly. Available in jars

Formalin preserved black widow spider. Available in jars.

Alcohol preserved adult dragonfly. Available in jars.