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Forest of large, towering trees. Caption: Well, redwood trees live for thousands of years,
14 minutes 40 seconds
Grade Level: 7 - 12
Wide shot of a road passing through a tree-lined street. Caption. I guess the best way to understand the present.
1 hours 18 seconds
Grade Level: 7 - 12
Closeup of a person from the waist down. Individual lifts a mattress beneath which cords are tucked into a pouch on the top of a box spring.
Science Nation
Episode 53
2 minutes 48 seconds
Grade Level: 7 - 12