Telephone

for only $50

Alexander Graham Bell

Alexander Graham Bell (1847-1922), the Scottish-born American scientist best known as the inventor of the telephone, worked at a school for the deaf while attempting to invent a machine that would transmit sound by electricity.

Importance of this invention:

The telephone is a way to transmit your voice some where else without having to leave your home. You could have a telephone in your office and your home to make sending messages back and forth easier.