Variable Electromagnet Subcategory_Pitchers Virtually unbreakable ABS-plastic dynamics cart

Virtually unbreakable ABS-plastic dynamics cart pair with two-level spring punches

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

configured to demonstrate Faraday's law and the principle behind transformer action

and nuclear division stages for cell division teaching

Adjustable locking hook positions items 110 mm from the support rod on this suspension clamp

Variable Electromagnet Subcategory_Pitchers Virtually unbreakable ABS-plastic dynamics cartSix 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.