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Background Experience—Activity 1 Basic structures of a car {{=it["返回课程"]}}

Problem Identification: defining engineering problem//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Background Experience—Activity 1 Basic structures of a car//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Background Experience—Activity 2 A car that runs straight//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Background Experience—Activity 3 Rubber band power//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Background Experience—Activity 4 Compressed-air power//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Background Experience—Activity 5 Exploring the propeller//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Background Experience——Activity 6 Motor and transmission//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Background Experience—Activity 7 A car that runs fast//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Problem Solving—Activity 1 Design the car//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Problem Solving—Activity 2 Build the car model//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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Problem Solving—Activity 3 Demonstration and communication//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-06-400968-105091965.mp4

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