US$ 196.00
suited to fieldwork in geography units and orientation activities outside the classroom
with holes at 25mm intervals for hanging masses during torque
anchoring side-by-side magnet-strength comparisons for the classroom
Compact 200x44mm extended-range rheostat at 50 ohms and 2A
and a 10x eyepiece for fine-resolution measurement in classroom and research laboratories
92-Atom Molecular Model Set Subject_Physics suited to fieldwork in geographyNinety 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$ 196.00
US$ 85.00
US$ 44.99
US$ 314.40
US$ 119.90
US$ 263.00
US$ 305.00
US$ 125.50
US$ 164.00