Third Grade Physical Science Activities

Third Grade Physical Science activities to help show your child the fun side of learning! From easy third grade physical science activities to more advanced, we've got you covered!

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Third Grade
Physical Science
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What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.
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Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.
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Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!
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Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.
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Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!
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In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.
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Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.
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Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water
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Explore scientific concepts with this experiment that introduces kids to the scientific method!
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Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!
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Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?
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Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends pennies flying.
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Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!
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Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!
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Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.
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This surprisingly good glue recipe comes from common kitchen items.
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Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.
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Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.
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Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!
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Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

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