Photo 1 of Delinx Fun Physics Science Experiment Kit: Windmill & Hand-cranked Generator, Solar Power, Basic Electric Circuit Learning, DIY Educational STEM Project for Kids & Teens, Girls & Boys

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Photo 1 of Delinx Fun Physics Science Experiment Kit: Windmill & Hand-cranked Generator, Solar Power, Basic Electric Circuit Learning, DIY Educational STEM Project for Kids & Teens, Girls & BoysPhoto 2 of Delinx Fun Physics Science Experiment Kit: Windmill & Hand-cranked Generator, Solar Power, Basic Electric Circuit Learning, DIY Educational STEM Project for Kids & Teens, Girls & Boys