Answers revealed in the comments.
GAME 1
Three U.S. presidents were born in the same year of the 20th century. Name those three presidents.
GAME 2
What element on the periodic table was discovered in 1898 by William Ramsay and Morris W. Travers, who explored its properties using Geissler tubes, which quickly led to the element’s most popular usage?
hebspeaks 
Game one answers: Bill Clinton, George W. Bush, Donald Trump
Game two answer: Neon