What is the atomic number of carbon?
In what year was the first iPod released?
In what year were the first Grammy Awards held?
In what year did Marie Curie win her second Nobel Prize?
In what year was the Treaty of Versailles signed?
In what year was the Treaty of Versailles signed?
In what year did the Berlin Wall fall?
How many keys does a standard full-size piano have?
How many strings does a standard violin have?
In what year did the Cassini spacecraft end its mission by entering Saturn's atmosphere?
In what year was the Woodstock music festival held?
In what year was the Woodstock music festival held?
In what year was Michael Jackson's album Thriller released?
In what year was Michael Jackson's album Thriller released?
In what year did Christopher Columbus first reach the Americas?
In what year was MTV launched?
In what year was MTV launched?
In what year was MTV launched?
In what year was Nirvana's album Nevermind released?
In what year did the Eurovision Song Contest first take place?
In what year did Taylor Swift release her album 1989?
In what year did the Space Shuttle Columbia disaster occur?
In what year did the Space Shuttle Columbia disaster occur?
In what year did the Space Shuttle Columbia disaster occur?