Spectrum Tube Holder Type_Tall Form 600 turns) and a load

600 turns) and a load hook beneath the core let students isolate the effect of turns from current on electromagnet pull force

Reveals Earth's internal structure through a seven-piece cross-sectional globe whose crust

Switchable 6V/12V regulated AC/DC bench supply rated at 10A with overload protection

varying the pole gap from 0

Diamond lattice kit with 39 carbon atoms and 60 connectors for building the tetrahedral covalent network that gives diamond its exceptional hardness and optical properties

Spectrum Tube Holder Type_Tall Form 600 turns) and a loadBosshead equipped spectrum tube holder with 4mm safety sockets on a black panel, mounting any 26cm tube to a laboratory stand for spectroscopy demonstrations from any orientation.