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We bet you don't know a thing about who invented these things!
In which year was Skype launched?
Frank Whittle invented which type of engine?
What measuring device was invented by Evangelista Torricelli?
Thomas Edison filed patents for over how many products?
What shape of toy did Erno Rubik invent in 1974?
Who invented the ballpoint pen?
Who invented the first mechanical computer?
Kirkpatrick Macmillan invented which method of transport?
What gadget did John Logie Baird invent?
The jet engine was invented in which decade?
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