Illustrated encyclopedia why and why

This bright children's encyclopedia easily and fascinatingly tells about the world around us. Here you will find answers to all children's questions:

• how a person works;
• what people eat;
• Where the children come from;
• that is underground;
• What lurks in the sea depths;
• where dinosaurs went;
• how birds fly;
• Why are tigers striped;
• how flowers grow;
• Why it rains;
• Where does the electricity come from;
• Where is the garbage?

And in the book there are descriptions of experiments that are not only interesting, but also help to better understand and learn the topic. For primary school age.