Electric Motor Building Kit, Parts for 6 Motors Subcategory_Gas Generation Four 153 x 76mm plates

Four 153 x 76mm plates - each holding 98 iron-rod plotting compasses in a 14 x 7 matrix - assemble flat or as the faces of a cube to display 2D and 3D field-line patterns

this sonometer carries brass and steel wires across a 114cm wooden box with two millimetre rules

Small 4-inch solar cell on a 4mm-terminal panel

Built to excite gas atoms inside spectrum tubes

Built around a monochromatic yellow LED light source and simplified optics

Electric Motor Building Kit, Parts for 6 Motors Subcategory_Gas Generation Four 153 x 76mm platesBuilds six working DC motors from 12 magnets, 6 armatures, mild steel yokes, commutator assemblies, brush springs, and coil wire with step by step assembly instructions.