"Biology Clearance"

Actively involve your students in the learning process with these sophisticated biology coloring books.

For Versatile Optical Applications

Aquarium cleaner, scraper and siphon all in one.

Illustrated dissection guide.

Depicts the Most Prominent Fraunhofer Lines and Their Wavelengths

Sturdy box for investigating frictional forces.

This exceptional specimen has been hand picked for its well-defined additional structures.

Affordable hoods for 10 gal. aquaria protect aquatic specimens.

Museum mounts are the ideal supplement for classroom dissection.

This kit looks at the life cycle of the frog

For rough weighing operations in physical and chemical laboratories, such as force measuring apparatus.

All Types and Sizes for all Optical Applications.

Keep dirt and dust out while protecting your fish with these attractive aquarium covers.

For blood dilution ratio work and cell counts.

Bulk perpendicular connectors to expand your TeacherGeek collection

Close-Up Cross Section.