Third Grade Physical Science Activities

40 filtered results
40 filtered results
3rd grade
Physical Science
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Build a Popsicle Stick Bridge
Build a Popsicle Stick Bridge
Activity
Build a Popsicle Stick Bridge
Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.
3rd grade
Science
Activity
Triboluminescence Experiment
Triboluminescence Experiment
Activity
Triboluminescence Experiment
Stir up some enthusiasm for experimentation with this candy-cracking science experiment!
3rd grade
Science
Activity
Helicopter Seeds
Helicopter Seeds
Activity
Helicopter Seeds
Take to the air with science by experimenting with helicopter seeds right in your own backyard!
3rd grade
Science
Activity
Design a Floating Cork Boat
Design a Floating Cork Boat
Activity
Design a Floating Cork Boat
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?
3rd grade
Science
Activity
Nice Shades! How Light and Color Affect Sight
Nice Shades! How Light and Color Affect Sight
Activity
Nice Shades! How Light and Color Affect Sight
Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!
3rd grade
Science
Activity
Make a Paper Helicopter
Make a Paper Helicopter
Activity
Make a Paper Helicopter
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.
3rd grade
Science
Activity
Make Homemade Glue!
Make Homemade Glue!
Activity
Make Homemade Glue!
This surprisingly good glue recipe comes from common kitchen items.
3rd grade
Science
Activity
Halloween Decorations: Make Ghouly Hands!
Halloween Decorations: Make Ghouly Hands!
Activity
Halloween Decorations: Make Ghouly Hands!
Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.
3rd grade
Science
Activity
The Science of Sound
The Science of Sound
Activity
The Science of Sound
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.
3rd grade
Science
Activity
Design a Great Glass Xylophone!
Design a Great Glass Xylophone!
Activity
Design a Great Glass Xylophone!
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.
3rd grade
Science
Activity
Keep a Candle Burning Underwater!
Keep a Candle Burning Underwater!
Activity
Keep a Candle Burning Underwater!
Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.
3rd grade
Science
Activity
Play Forensic Flashlight Tricks
Play Forensic Flashlight Tricks
Activity
Play Forensic Flashlight Tricks
Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.
3rd grade
Science
Activity
Bounce an Egg
Bounce an Egg
Activity
Bounce an Egg
Explore scientific concepts with this experiment that introduces kids to the scientific method!
3rd grade
Science
Activity
Superhero Strength
Superhero Strength
Activity
Superhero Strength
This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!
3rd grade
Science
Activity
Spinning Color Wheel
Spinning Color Wheel
Activity
Spinning Color Wheel
Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!
3rd grade
Science
Activity

Third Grade Physical Science Activities

Third grade physical science activities take science concepts that kids learn in the classroom and put it into practice! These fun science projects for third graders include a range of concepts, from air pressure and sound to chemistry and color theory. Browse the complete collection of third grade science activities for more fun science education on a wide range of topics.