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Volcano Trek: Footprint Reading Library 1 (Footprint Reading Library: Level 1)

Rob Waring（Author）

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ISBN：9781424011551

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阅读年龄：阅读年龄 5-6岁 (50.0%), 10-11岁 (50.0%)

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Two scientists are traveling through Ethiopia to study a very old volcano. Volcanoes can be dangerous, because they have hot, melted rock inside. But they also offer important information. Will the scientists make it safely to the volcano? What will they learn there?

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