Science: The Age of the Redwoods
Students discover how to estimate the age of redwood trees. They measure the trees' diameters by using string to calculate the circumferences. Students conclude by discussing the science of dendrochronolgy.
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New Review Protecting Wilderness
Would you live in a tree for three years to protect a redwood forest? Viewers of Rainhouse Cinema's Among Giants documentary consider the actions of Earth First! environmental activists who moved into the treetops of a grove of giant...
9th - 12th Science CCSS: Designed