PDA

View Full Version : Universe Puzzle No. 12



Fraser
2010-May-03, 10:20 AM
How did you do in last week's Universe Puzzle? Did you easily find out where the green valley is, but have no clue as to why it's called a 'valley'? Do you enjoy these puzzles? What do you particularly like? Dislike? Would like to see changed? Would like to see more of? Let me know please! Once [...]

More... (http://www.universetoday.com/2010/05/03/universe-puzzle-no-12/)