US$ 700.00
Sized for compact classroom display
101-piece teacher-grade molecular model set with 51 atoms and 50 bonds covering carbon
Includes kidneys
including 100 long flexible bonds for delocalized representations and crystal-lattice construction at scale
25-inch frame for draining
Coarse Iron Filings, 250g, 20 Mesh Subcategory_Thermometers Sized for compact classroom displayUsed to trace the invisible shape of magnetic fields, this bottle of coarse 20 mesh iron filings is a staple for classroom magnetism and field pattern demonstrations.
US$ 700.00
US$ 45.00
US$ 179.50
US$ 23.50
US$ 160.00