Isbn: 9787535364913 - creative invention competition--hello science chemistry 09 objects and substances (chinese edition) (1 Ergebnisse)

paperback. Zustand: New. Paperback Pages Number: 33 Language: Chinese. Wood. metal. plastics and other materials used to manufacture the items called material things made from a substance called articles. Familiar with the properties of the substance to facilitate the manufacture of the desired things. Held creative invention contest that day. to see the small animals are doing what. Who familiar with the properties of the substance and the clever use of it.…