16 年前
视频简介
《螺丝钉实验室》科普节目以《螺丝钉》动画片核心立意为基础，旨在打造一档与幼儿身边的生活息息相关，通过有趣的科学实验、好玩的科学游戏，新奇的科学实践活动，让孩子理解身边的科学原理，激发科学实验的参与热情，培养学习科学知识的浓厚兴趣的一档少儿科普节目。。Johnny is desperate for a new bike and he plans to win one by selling cookies - the only catch - he has to become a Lady Bird Scout. / After working in the extreme heat of the desert Susan and Mary decide to find a cooler and easier way to locate a prehistoric sloth bone.。
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