Building Your Own Electric Motor
hardware store = a shop selling tools, implements, and other items used in home life and activities such as gardening
stroke of luck = something good that happens to you by chance
somebody appears to ... = it looks like someone ...
enamel = a decorative glass-like substance that is melted onto clay, metal, or glass object
coating = a thin layer or covering of something
insulate = to cover something with a special material so that heat, electricity, or sound cannot escape through it
repel = push away
alternating current = a form of electricity that regularly changes direction as it flows, and that is the form of electricity used in homes and buildings