Baby Professor

Mother Earth's Beauty: Types of Air Around Us (For Early Learners)

You breathe in oxygen and you breathe out carbon dioxide. But do you know that there are other types of airs around you, and each has its own functions? This amazing book breaks down the complexity of science into little parts that are easy for young children to understand and recall. Train little science achievers by getting a copy of this book today!
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    Menna Abu Zahracompartió una citahace 3 meses
    What is air?
    Air is a mixture of different gases that covers the Earth in a layer (atmosphere) over 400 miles high. It contains around 78% nitrogen, 21% oxygen, and smaller amounts of argon, hydrogen, carbon dioxide, and others.
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