Top 20 science projects
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What makes a roller coaster fly down its track? How does a magnet work? If you are a curious kid, you have dozens of questions like these. The projects in this book will help you find the answers.
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What makes a roller coaster fly down its track? How does a magnet work? If you are a curious kid, you have dozens of questions like these. The projects in this book will help you find the answers.
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"What makes a roller coaster fly down its track? How does a magnet work? If you are a curious kid, you have dozens of questions like these. The projects in …"
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