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Redwood Rings

Photo: Rings in a felled redwood tree
California redwoods, like this felled giant, are among the oldest and tallest trees on Earth. They often exceed 300 feet (90 meters) in height and reach diameters of 10 to 20 feet (3 to 6 meters) or more.
Photograph by Lindsey Holm

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For Kids! Creature Features

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Click to learn more about animals and their habitats.

Lesson Plan: Using Ocean Maps

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Find a variety of geography lesson plans and activities for all age groups.