"Ward's® Thermochemistry In The Bag Inquiry Demonstration Activities"

Nitrogen fixation, produces nodules on legume roots. Bacteroids from nodules can be X, Y, and club shapes.

Formalin Preserved

Red-pigmented halophile from evaporating salt ponds; requires 25% salt medium, lyses easily in plain water, releasing DNA.

The presence of A. viscolactis in milk is a common cause for sliminess or "ropiness".

All microbial cultures undergo an extensive quality control program prior to releasing for sale, so they are guaranteed for purity as well as for species.

Plane mirrors for studying optics.

The GREEN Basic Water Monitoring Kit features economical tests for eight different factors.

Show the surprising effect of an impulse load on a large inertial mass.

Large ball bearings and various diameters (20 to 60mm) for accurate and precise measurements.

Take your study of pulleys and engineering to the next level!

This harmless insect parasitizes the Sarcophaga (flesh fly) pupae. Females usually lay 30–50 eggs in the pupae, which provide food for the Nasonia larvae when they hatch.

Students measure the mass of an object based on oscillation rather tha Earth's gravity.

This is an excellent, inexpensive apparatus for experiments in precession, inertial guidance, and gyroscopic stabilization.

Students use color-coded pop beads to visualize the structure of amino acid chains with this kit.

Explore The Absorption of Light

Examine five different types of ocean pollution in simulated ocean water.