Can you work out which is the odd one out and why?
1. Alan Shepard, Neil Armstrong, John Glenn, Buzz Aldrin?
 John Glenn - the others have walked on the moon
2. Mean Machine, Bulletproof Bomb, Compact Pussycat, Dragon Wagon?
 Dragon Wagon - the others were vehicles in the cartoon "Wacky Races"
3. Albert Einstein, Leonardo Da Vinci, John F Kennedy, Marco Polo?
 Albert Einstein - the others have airports named after them
4. Jackson, Collins, Denver, Austin?
 Collins - the others are American state capitals
5. Death On The Nile, The Sign Of The Four, The Mysterious Affair At Styles, Sparkling Cyanide?
 The Sign Of The Four - the others are books by Agatha Christie, this is a book by Arthur Conan Doyle
6. Saruman, Arwen, Elrond, Legolas?
 Saruman - the others are Elves in "Lord Of The Rings", Saruman is a Wizard
7. Northern, District, Central, Eastern?
 Eastern - the others are lines on the London Underground
8. Silver, Ivory, Marble, Diamond?
 Marble - the others are types of wedding anniversary
9. Diana Ross, The Beatles, Stevie Wonder, Ferry Aid?
 Diana Ross - the only one that Paul McCartney has not had a number one hit with
10. "A burp is not an answer", "The new kid is a person too", "Goldfish don't bounce", "I was not the sixth Beatle"?
 "The new kid is a person too" - all the others were written on the blackboard by Bart on the opening credits of "The Simpsons"