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1000 Science Fair Projects with Complete Instructions

Electronics are devices that use electricity to do different things, like play music or take pictures. They can be powered by batteries or by plugging into the wall, and they make our lives safer, more efficient, and definitely more fun!
Smoke Detector Showdown
Electronics Science Fair Project
Medium
Can you tell which smoke detector is better at detecting smoke? Find out in this science project!
Battery Life in Extreme Temperatures
Electronics Science Fair Project
Medium
Does extreme cold or heat affect how long a battery can power a fan? Find out in this science project!
Speaker Size and Frequency Response
Electronics Science Fair Project
Hard
Does the size of a speaker enclosure affect the sound it produces? Find out in this science project!
Faster Computer Performance
Electronics Science Fair Project
Hard
Does your computer take forever to start up? Find out how to make it faster with this science project!
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