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We bet you don't know a thing about who invented these things!
In which year was Skype launched?
What measuring device was invented by Evangelista Torricelli?
Glassblowing was first done in which Mediterranean country?
Christopher Cockerell invented which mode of transport?
Thomas Edison filed patents for over how many products?
The jet engine was invented in which decade?
Who invented the first mechanical computer?
What was the name of the doll invented and launched in 1959?
Which ancient country invented the sewing needle?
Polyethylene plastic was first made in which century?
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