This book answers the questions: What is the Earth made of? Where do rocks come from? What are rocks made of? Where do we find rocks? How do we use rocks? Who studies rocks? It also includes an activity about rocks.
This book answers the questions: What is soil? What is soil made of? Is all soil the same? How do we use soil? Will we ever run out of soil? Who studies soil? It also includes an activity about soil.
This book answers the questions: Why is water important to us? Where does our water come from? How do we use water? Can we run out of water? Who studies water? It also includes an activity about water.
This book answers the questions: What is air? What is air made of? How do we know air is all around us? How do we use air? Can we run out of air? How do we clean air? Who studies air? It also includes an activity about air.
This book answers the questions: What are coal, oil and natural gas? What are fossil fuels made of? How do we get fossil fuels? How do we use fossil fuels?
This book answers the questions: What is a fossil? How are fossils formed? Are all fossils dinosaurs? Where do we find fossils? What can we learn from fossils? Who studies fossils? How do scientists collect fossils? It also includes an activity about fossils.