Medico = Doctor
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Fire Trucks
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Camiones de Bombero = Fire Trucks
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Smoking
Examines the basic concepts of smoking through the lens of the latestscientific studies and finding. Provides tools for evaluating conflicting andever changi... »

Maestro = Teacher
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Teacher
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Bibliotecario = Librarian
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Policia = Police Officer
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A Changing Earth
The Hands on Science series provides students with background on key conceptsin Science. Each title includes engaging hands on exercises that bring theconcep... »

Cuidador del Zoologico = Zookeeper
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