This book teaches children to do various interesting experiments with simple tools. Thus it helps them actively and intuitively understand the scientific knowledge in daily life.
"synopsis" may belong to another edition of this title.
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback Language: Chinese What is air? Where is it? How to change the sewage clarification? Melting glaciers. what are the consequences? As long as you use our brains. into our Environmental Protection Laboratory. will be able to personally get involved to find out the answers to environmental issues. Not only that. you'll also learn many of the daily life of scientific knowledge. to learn many a good way to protect the environment. Protection of the environment in which we live. is everyon. Seller Inventory # N70649