你好！科学·最亲切的科学原理启蒙图画书：空气呜呜，水波荡漾 - Tapa blanda

Hello! Science most cordial scientific principles of the Enlightenment picture book: the air hum. rippling water waves(Chinese Edition)

paperback. Condición: New. Paperback Pages Number: 33 Language: Chinese. Free to flow. according to different containers and change the shape of the material is liquid; can not be observed by the naked eye. but make the bike tires and balloons bulging material gas. In order to unlock the doubts on the liquids and gases. rabbits find the beaver teacher. Let us come and listen to the beaver teacher tells the interesting features of the gas and liquid. Nº de ref. del artículo: N70365

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