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Homeby Witness Moecki
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RE: Contest : Tell us about best science project that you have ever done .

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olber (58)in Zero to Infinity • 4 years ago

My entry link to the contest.

https://steemit.com/hive-138458/@olber/contest-my-best-science-project-or-voice-amplifier-circuit-or-by-olber

4 years ago in Zero to Infinity by olber (58)
$0.00
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