"Avantor"

Often mistaken for beetles, these wingless crustaceans live their whole lives on land, feeding on decaying organic matter.

Bundle and save.

Useful in lecture and distance learning.

Visualize and compare the relative strengths of different magnetic fields.

Explore a standing wave on a string and determine the linear mass density of the string.

Bag of 100 corks of various sizes.

Marine Bryozoan

Observe both reproductive and vegetative structures

Hands-on, standards-based lab kit that helps students explore the source and function of atmospheric layers and the impacts on health and the environment.

Trace the Evolution of Humans with Accurate Reconstructions

Illustrated dissection guide.

Clear to yellow translucent.

Additional maps for all your lab groups.

Iron oxide-hydroxide mineral; reddish brown to black color; crystal habit ranges from massive to acicular.

Dramatically preserved assemblage of 24 complete trilobites showing exceptional detail on a 13×15" matrix. Ohio.

These plasmids allow you to perform bacterial transformations, conferring new antibiotic resistance, as a visual way of demonstrating gene transfer.