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        Glow Bike | DragonFly TV: Solve a Science Mystery

        How do you light up your bike without reflectors or lamps? Everyone loves to put cool reflectors on their bike, both for safety and just for show. Biking at night is a serious matter. A bike headlight helps you see where you're going but doesn't light you up for others to see. And reflectors only work if someone else's headlights shine on you. Design a way to make your bike visible at night without using reflectors.

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