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30 Best High School Science Projects
Materials and instructions for each project: 1 https://www.sciencebuddies.org/science-fair-projects/project-ideas/Elec_p104/electricity-electronics/magnetic-pet-door?ytid=9WPUOhPCDzQ&ytsrc=description 2 https://www.sciencebuddies.org/science-fair-projects/project-ideas/Elec_p088/electricity-electronics/build-a-circuit-to-detect-ripe-produce ...
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