_This is a minimal template for new activities! If you're drafting a new activity (http://publiclab.org/wiki/activities), remove this line._


## Purpose

Why are you doing this? What are your goals?


## Materials needed

* Include prices & links!
* don't forget anything!

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## Step 1

Add illustrations by dragging images onto the page!

## Step 2

Don't forget any steps...

## Step 3

You can mention some are optional, or say "skip ahead to Step 4"

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## Wrap up

Show how to confirm you've followed the steps correctly, and note a hypothesis or expected outcome

Add a list of questions to explore next (unknowns, or followup activities)

Request peoples' input -- there's always room for improvement!