Brain Challenge Brain Challenge Think you’re sharp? It’s time to put your knowledge to the test! From trivia tidbits to brainy basics, this quiz covers it all. Let’s see how smart you really are. 1 / 10 What is the currency of Japan? Won Dollar Yen Ringgit 2 / 10 What is the hardest natural substance on Earth? Steel Quartz Diamond Titanium 3 / 10 Who painted The Starry Night? Vincent van Gogh Claude Monet Pablo Picasso Salvador Dalí 4 / 10 Which famous scientist developed the theory of general relativity? Isaac Newton Stephen Hawking Albert Einstein Galileo Galilei 5 / 10 Which animal is the largest mammal in the world? African Elephant Blue Whale Giraffe Orca 6 / 10 Which U.S. president was in office during the moon landing in 1969? John F. Kennedy Lyndon B. Johnson Richard Nixon Gerald Ford 7 / 10 Which element has the chemical symbol ‘Na’? Neon Sodium Nitrogen Nickel 8 / 10 Which artist painted the ceiling of the Sistine Chapel? Leonardo da Vinci Raphael Michelangelo Donatello 9 / 10 Who wrote Pride and Prejudice? Charlotte Brontë Jane Austen Emily Dickinson Louisa May Alcott 10 / 10 Which word is a palindrome? Race Level Slow Giraffe Challenge your friends: Facebook Retry quiz Related Quizzes The Ultimate Brain Buster TriviaBlaze Challenge