1 Step

• Pass the quiz Quiz 107 The Big Bang and the Anthropic Principle (107) 1 time

People who have earned this:

• Nate Hilpert
• Bethany Hargis
• Edwin Mercado
• Cressa Jeter
• Tania D.
• Elisa K.
• Sam Mansfield
• Tammie Harris
• Beth St. Laurent
• Kelly Newcome
• Dustin Burton
• Andy S.