Cell Holder with Terminals on Base Pack Size_2 providing a stable burner on

providing a stable burner on classroom benches while controlling flame type through a collar

plano-concave

including sp3

Highly-detailed digestive canal model isolates the GI tract from surrounding organs to expose mucosal and muscular layers along the full length of the canal

this two-coil demonstration transformer lets students swap primary and secondary windings to watch step-up and step-down voltage shifts firsthand

Cell Holder with Terminals on Base Pack Size_2 providing a stable burner onSingle D cell holder mounted on a base with 4mm sockets, providing hands free terminals for series and parallel circuit demonstrations on the bench without leads dangling off the cell.