Who invented the telephone?
Alexander Graham Bell from Scotland invented the first telephone in 1876.
What is it?
computer
What is this invention?
light bulb
What is it?
headphones
Who invented law of universal gravitation
Isaac Newton
What is it?
television
What is it?
calculator
Who invented the electric motor (The induction motor)?
Nicola Tesla
Who invented the first personal computer in 1977?
Steve Jobs
What is it?
laptop
What did Galileo invent?
The telescope