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Build a Coquí: A Simple Water Conductivity Sensor

by akshaya New Contributor about 2 years ago | 14 | 1,517 | 5

The Coquí is a simple water conductivity sensor designed by @donblair that is designed for use ...

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Rubber band and PET bottle camera rig

by mathew over 1 year ago | 2 | 333 | 4

This activity replaces the PET Bottle Rig wiki page. The...

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Next Saturday: Timelapse Kit workshop and Social Emergency Response Center in Somerville

by warren over 1 year ago | 4 | 219 | 1

Hi, all -- on March 18th, next Saturday, a couple things are happening _you may want to join ...

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PET Bottle & Rubber Band Rig

by mathew about 2 years ago | 1 | 513 | 2

This research note is a copy of the PET Bottle Rig Wiki page....

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