US$ 65.00
and lens-behavior studies
Euglena model reveals flagellum
configured to demonstrate Faraday's law and the principle behind transformer action
An 18mm pole gap on this 37 x 13 x 10mm Alnico U-shape concentrates field strongly enough to bend filings into clear field lines
Rooster dissection model demonstrates avian anatomy
Variable Electromagnet Subcategory_Pitchers and lens-behavior studiesSix tappable coil counts (100, 200, 300, 400, 500, 600 turns) and a load hook beneath the core let students isolate the effect of turns from current on electromagnet pull force.
US$ 65.00
US$ 164.00
US$ 185.00
US$ 25.00
US$ 137.50
US$ 145.00
US$ 119.97
US$ 12.50
US$ 28.00
US$ 68.00