Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 2 x 15cm ( 6 inch) 28 gauge ( wire diameter 0.3mm ) : 20cm ( 8 inch) 1.2cm spherical stone (cat's eye stone) ...

Full tutorial video link above the title In the video I use: 21 gauge (wire diameter 0.7mm): 3 x 7cm (3 inch), 2.5cm (1 inch) 28 gauge (wire diameter 0.3mm): 20cm (8 inch) spherical stone with a ...

Teach electromagnetism with this simple electromagnetic train project. A simple STEM activity connecting electricity, ...

This brief tutorial explains how the “Wiegand effect” can be used as a reliable, low-cost, energy-harvesting system to power ...

Many don't learn the basic life skills that people raised by single moms are forced to master by necessity to save money and ...