User contributions

September 9, 2008

• Essay:Best Concepts to Teach Teenagers

  no edit summary

  20:30

  +75

• Essay:Best Concepts to Teach Teenagers

  no edit summary

  20:27

  +71

September 6, 2008

• Talk:Mystery:Gaseous Planetary Envelopes

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  16:18

  +174

August 18, 2008

• Lizard

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  19:24

  +19