A rock is an interesting and complex thing that can change slowly over time. Learn about a rock and the rock cycle. We will read a story, learn about the three types of rocks, look at different rock samples, and play a rock cycle board game.

Oakwoods Nature Preserve
Discovery Center
6:30 PM

Ages 10-13.
Free; registration is not required.

Tim Kleman
tkleman@hancockparks.com