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

Аннотация:

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!