10scienceThis chemical element makes up about 1/4 of the earth's crust; it is the main ingredient of sand, is the main ingredient of glass, is used in the making of computers, and can also be made into synthetic rubber. What is this element?Show AnswerLearn MoreShare
4educationWhat educational philosophy, developed by John Dewey, emphasizes learning through experience?Show AnswerShare
12productsWhat product did Walter Hunt invent in 1849 to pay off a fifteen dollar debt?Show AnswerShare
9entertainmentCan you name the two longest-running Broadway shows ever? One ran from 1975 to 1990, and ran for over 6,000 shows, the second from 1976 to 1989, and performed just under 6,000 shows. What were the titles?Show AnswerShare
17gamesSuperstar rapper/producer Dr. Dre played an arms' dealer in which videogame?Show AnswerLearn MoreShare
18scienceThe first Nobel Prize for physics was awarded in 1901 to the German physicist who discovered a short-wave ray called the x-ray. People in many parts of the world refer to x-rays by his name. Who was he?Show AnswerShare
17historyIn 1492, the Spanish expelled all Jews from Spain, and also rescued the country from Moslem control. What was the last city in Spain controlled by the Moslems?Show AnswerLearn MoreShare
11entertainmentThere were five comedy Marx brothers. Two of them were Groucho and Harpo. Who were the other three?Show AnswerShare
16peopleActor Anthony Quinn was born on April 21, 1915, in which country: Ireland, United States, Greece, or Mexico?Show AnswerShare
14scienceThe hallucenogenic drug, LSD, was invented by a pharmaceutical company in which European country?Show AnswerLearn MoreShare
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