circuit
/ˈsəːkɪt/
noun
noun: circuit; plural noun: circuits
a complete and closed path around which a circulating electric current can flow.
"the maximum number of light fittings on a circuit is twelve"

Did you know a potato can act as an electrolyte, facilitating a chemical reaction that generates electricity and can power small devices? :D 
Have you ever wondered how power is created? :O
Do you want to play with power without being electrocuted? ;)

If any of this ^^^ intrests you hop right in and explore the world of circuitry to play with power!!!

Circuitry