star Be part of April 1–30! star
Celebrating the birth of John Muir and Earth day at his home here in Martinez CA. Long list of activities plus music all day. At our table we will be doing the 12" hike celebrating Phenology month by observing nature through a 12" hoop with magnifying glass and recording what we see.
Become a SciStarter Ambassador!
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Applications to join the final cohort in this inaugural class of SciStarter Ambassadors due May 2nd

Libraries and community organizations need your help to spark excitement for citizen science and keep the momentum going!

The SciStarter Ambassador Program offers FREE training to volunteers ready to make an impact in their communities.

Ready to make a difference? Complete your application by May 2nd to join the movement!