Try substituting a length of 14 gauge copper wire (common house wire) for the penny.

可以尝试使用14号铜线（家里最常见的那种）来提到硬币。

youdao

Pooch lived in a big dog house that dad had built of scrap wood behind a chicken-wire fence in our back yard.

普茨被安顿在我家后院铁丝鸡栏后面的一个大狗窝里。那窝是我爸爸用零碎木板搭成的。

youdao

Called Roominate, there would be a kit that not only included materials to build a doll house but electronics to wire it as well.

FORBES: Roominate's Promise Disappoints on First Outing

For Andrew Blum, a writer for Wired, that illusion was shattered on the day a squirrel chewed through the wire connecting his house to the internet.

ECONOMIST: How the internet works

Basically, the idea is to build components for a doll house that include the wires: you can, literally, wire the doll house up for electronics.

FORBES: How To Hot Wire The Doll House