"WardsSci000474"

Create a balanced ecosystem in your aquarium with the addition of these small, freshwater algae eaters. They reproduce rapidly, laying their eggs on the glass sides of the aquarium.

This North American Diplopod makes a great classroom pet and can be used in behavioral studies.

Bullfrog tadpoles are great for demonstrating metamorphosis in the classroom.

Study the lifecycle of the brown house cricket (Acheta domesticus) with this complete culture kit ideal for behavioral studies, food for insectivorous animals, or both.

Provide every student in your class with their own slice of time. Each cross section measures 3 1/2” to 4 1/2” in diameter and features clearly delineated rings.

It's easy to grow plants

With no metal corners or panels, these plate glass aquaria allow students to carefully observe aquatic life from all angles.

Is your aquarium missing that “natural” feel? This colorful assortment of shells is ideal for turning any fish tank into a realistic environment. Package of 30.

Use This Classic Kit To Introduce Children To The Fascinating Structure Of Ant Society.

Get Superior Performance from Unobtrusive Devices