GuardianAngel7777's Channel - YouTube

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3:01

3 years ago

Engineering Challenge: Clean Water Supply

Submission by Dereck Kennedy and James Treharne

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GuardianAngel7777 uploaded

About GuardianAngel7777's channel

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GuardianAngel7777

Latest Activity

Feb 1, 2009

Date Joined

May 2, 2007

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Age

24

Country

United States

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