Using Coal, Oil, and Gas
This book answers the questions What are coal oil and natural gas? What arefossil fuels made of? How do we get fossil fuels? How do we use fossil fuels? »

Human Body Systems
Maintaining the Body's Functions »

Usar las Plantas = Using Plants
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Using Air
This book answers the questions What is air? What is air made of? How do weknow air is all around us? How do we use air? Can we run out of air? How do weclea... »

Aprender de los Fosiles = Learning from Fossils
This series offers a first introduction to natural resources such as waterair or fossil fuels and why they are important. In simple language each bookexplain... »

Using Soil
Explores questions such as what they are where they come from and how we usethem in everyday life. This book includes suggested classroom and playgroundactiv... »

Garbage Cans and Landfills
Garbage Cans and Landfills »

Sewers And Gutters
Books in the Horrible Habitats series take you on a tour of some of the worldsmost disgusting habitats. Each book uses vivid photographs and exciting designt... »

Explorar los Recuros del Planeta Set = Exploring Earth's Resources Set
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Usar el Carbon, el Petroleo y el Gas = Using Coal, Oil, and Gas
Usar el Carbon, El Petroleo Y el Gas/ Using Coal, Oil, and Gas »