US$ 184.00
controllable flame shape during laboratory heating
Used to demonstrate galvanic-cell principles
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
Wood-baseboard sonometer 98 x 9cm on four feet
Single-Pole Single-Throw Knife Switch Subcategory_Magnetism controllable flame shape during laboratoryBrass 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$ 184.00
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