US$ 114.50
and flight adaptations for bird biology teaching
with polystyrene spheres
plus a removal tool in a 4-compartment storage box
suture flexibility
large enough for whole-class visibility when tracing magnetic field lines around bar magnets
Zinc Plates for Simple Cells Subcategory_Inorganic Compounds and flight adaptations for birdZinc plate with 4mm socket terminals sized for the simple cell apparatus, providing the more readily oxidized electrode that drives current in classic galvanic cell demonstrations.
US$ 114.50
US$ 13.00
US$ 765.86
US$ 162.00
US$ 363.56
US$ 110.26
US$ 964.03