character: Dolphin Dave
topic: Protecting Marine Life
grade: 4
subject: Social Studies
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character: Ocean Olivia
topic: Marine Conservation Efforts
grade: 4
subject: Social Studies
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character: Coral Casey
topic: Coral Reefs and Their Importance
grade: 4
subject: Social Studies
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character: Wave Walker
topic: Water Pollution and Its Effects on Marine Life
grade: 4
subject: Social Studies
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