Inventions & Inventors

It started out as an Abacus, a rack made of wood, to _____simple problems using beads. It is a good solution.

__________ invented the light bulb, which changed the world by making it brighter.

Henry Ford was the owner of which kind of company?

James Watt improved upon which engine?

Eli Whitney invented a machine for which crop?

The telephone is one of the greatest inventions that has changed how people ______.

Hundreds of years of advancements in science enabled the first photograph to be taken using the device called______.

Thanks to the ______ of camera, you can still refresh your memories and share a laugh or two at the good ones.

The scientists have developed _____to make sure they are as effective as possible so that people can use the internet.

The airplane was invented by the _______ at the start of the 20th century.

The telephone is one of the greatest inventions that has changed how people communicate. Who invented telephone?

Garrett Morgan created which invention for traffic safety?

Bill Gates started which software company?

What did Alexander Graham Bell create?

The computer system has been used in every business and by people of all ages because of its ________.

The car we use today is mostly thanks to ______. He was the first person that offered a new way of making car