Landmark Discoveries: A Who’s Who of 20th-Century Inventors

“Eureka!” Out of the 20th century sprang some of the world’s greatest inventions and discoveries. From the airplane to the television, from splitting the atom to walking on the moon, the 20th century was forward-thinking, innovative, and has led us into the Digital Age of today.

But do you know the people behind these inventions and discoveries? You might remember Einstein or Edison, but how about Knight or Birdseye? This quiz will explore the knowns and the lesser-knowns, reminding you of the inventive thinkers of this past century, while introducing you to some you may not have heard of.

So, it's time to look back. Get started with this Landmark Discoveries quiz.

Do you know where reflective glass came from? How about penicillin? This quiz does, and soon you will too. Take our fun inventors quiz to discover the minds from which some of the most famous inventions sprung.

Thomas Edison said, “Genius is one percent inspiration, ninety-nine percent perspiration.” And perhaps the prolific American inventor was right. Many – if not all – in this inventors quiz were devoted to their work. Learn from them by taking our 20th century inventors quiz and discovering just what it takes to arrive at the rare confluence of all that perspiration and inspiration.

James Baldwin wrote, “People are trapped in history and history is trapped in them.” We love to hear stories about human history, because we strive to understand ourselves. Our series of history quizzes will teach you not only about moments in time, but about humankind.

If you’re a history buff, then you’ll love our collection of history quizzes. From former royals to revolutionaries, from WWII history to ancient Egypt, come along with us in our time machine to explore decades and centuries past. Maybe, just maybe you’ll learn something worth being trapped in.