US$ 29.00
5-inch needle-pointed stand grips a 3/4-inch-wide bar magnet upright for hands-free study of attraction
Zinc-plated rectangular steel bar-magnet pair packaged with keepers that bridge the poles in storage
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Pairs a 50mm length with 25mm faces on a polished acrylic equilateral prism
supplying steady low-voltage current to electronics and optics circuits on student benches
Basic Botany Models Microscope Slide Set, 25-Piece Length_55mm 5-inch needle-pointed stand grips aCross sectioned across 25 botany slides, root, stem, leaf, and flower preparations support plant anatomy and introductory botany microscopy.
US$ 29.00
US$ 29.00
US$ 29.00
US$ 42.00
US$ 42.00