character: Professor Reef
topic: The Importance of Coral Reefs in Ecosystems
grade: 9
subject: Science
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character: Dr. Coraline
topic: Coral Reefs and Biodiversity
grade: 9
subject: Science
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character: Captain Ocean
topic: Threats to Coral Reefs
grade: 9
subject: Science
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character: Marine Biologist Sam
topic: Coral Reefs: The Underwater Cities
grade: 9
subject: Science
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