Know what has been discovered. Their photos were also given.
Who invented the mobile phone?
Martin Cooper
-
Do you discover the laptop?
Bill Magrors
-
Who discovered the pen?
John Loud
-
Who invented the robot?
George Charles Devoll
-
Discover the motorcycle
Who?
Gottlie Delmar
-
Who invented the pistol?
Samuel Coult
-
Discover the helicopter
Who?
Igor Sikorsky
-
Who invented the power?
Michael Faraday
-
Who invented the rocket?
Robert Gordard
-
Discover the microphone
Who?
Abraham Horoscope
Abraham Horoscope