US$ 17.95
this 15-inch motion-converter model shows the engineering principle behind crankshaft pistons and rotary-to-linear mechanisms
fitting benches where life-size figures won't
and numbered anatomical details for comprehensive teaching
Designed for use in professional laboratories
5-inch slots arrayed on a 20-inch polished hardwood stand accommodate simultaneous gravity filtrations across student workstations in chemistry classrooms
Single-Pole Single-Throw Knife Switch Subcategory_Magnetism this 15-inch motion-converter model showsBrass knife single pole single throw switch on a durable plastic base, providing the simplest open or closed action used to introduce circuit completion concepts in early electricity units.
US$ 17.95
US$ 17.95
US$ 17.95
US$ 27.45
US$ 197.62