"The Mystery of Lyle and Louise"

Used to investigate wavelength in air.

Explore the role Of respiratory system in regulation of blood gases.

Bulk hole plates to expand your TeacherGeek collection

Explore dendrochronology.

Students Assemble Their Own Spatial 3-dimensional Models.

Demonstrate magnetic fields on your desk or overhead with this clear container of iron fillings. Using magnets, you can show students how the fillings move and cluster together.

A basic introduction to DNA.

This kit demystifies DNA's and RNA's connection to protein synthesis.

Pith balls are an electrostatic necessity.

These 6 mm thick fiberboard wheels come with drilled center holes for 4 mm dowels.