- This event has passed.
Big Hunk Candy Bars & Geology at Oro Valley Public Library
April 4 @ 4:00 pm - 5:00 pmFree
This fun (and edible) program uses Big Hunk candy bars to teach about geology and the physical forces affecting it.
Totally edible, and really messy, but lots of fun.
Presented by Colossal Cave Mountain Park.