redwood cones

A coast redwood tree cone —one of the smallest cones, from the tallest tree. You can see how the scales are fused together creating a spiral pattern in the cone. Photo by Finch, Flickr Creative Commons

What’s So Cool About Cones?

on

During a recent hike in the Berkeley hills with a friend, the topic of cones came up. There is an activity I like to do with students to teach them about cones: I bring in a small redwood cone and …