author
11Instructables72,257Views19CommentsJoined June 9th, 2011
Math/Science Educator and writer with more than 30 years of experience in science and industry.

Achievements

10K+ Views Earned a bronze medal
Launch It! Contest
Contest Winner First Prize in the Launch It! Contest
Scientific Method Contest
Contest Winner Fourth Prize in the Scientific Method Contest
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  • 6 years ago

    ndpmcintosh joined Instructables!

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