US$ 25.99
and a 10x eyepiece for fine-resolution measurement in classroom and research laboratories
and diatom preparations for microbiology and protist-identification work
Designed for liquid-fill Snell's-law work at smaller scale
modular instruments
anchoring side-by-side magnet-strength comparisons for the classroom
92-Atom Molecular Model Set Subject_Physics and a 10x eyepiece forNinety two atom molecular model set with hydrogens, carbons, nitrogens, oxygens, halogens, and gray metals at 30 50mm diameter, plus medium, long, flexible, turning, and short bonds.
US$ 25.99
US$ 19.99
US$ 100.00
US$ 140.00
US$ 145.00
US$ 44.99
US$ 12.99
US$ 16.99
US$ 14.49