Instructions 20Q Game: These are similar to full games, but for quizzes larger than 20 questions it will randomly select 20 questions from within the set. This is a quick way to get in some studying of a topic.     
What act topped the charts with "Bridge over Troubled Water" in 1970?
Bachman-Turner Overdrive
Manfred Mann's Earth Band
Paul & Linda McCartney
Simon & Garfunkel