Third Grade Physical Science Activities

42 filtered results
42 filtered results
3rd grade
Physical Science
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Make a Fistful of Slime!
Make a Fistful of Slime!
Activity
Make a Fistful of Slime!
Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.
3rd grade
Science
Activity
Homemade Submarine
Homemade Submarine
Activity
Homemade Submarine
Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.
3rd grade
Science
Activity
Pop Bottle Science
Pop Bottle Science
Activity
Pop Bottle Science
Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!
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
Make a Water Magnifier!
Make a Water Magnifier!
Activity
Make a Water Magnifier!
Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water
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
Balloon Air Pressure Magic
Balloon Air Pressure Magic
Activity
Balloon Air Pressure Magic
Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.
3rd grade
Science
Activity
Make Your Own Marshmallows
Make Your Own Marshmallows
Activity
Make Your Own Marshmallows
Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!
3rd grade
Science
Activity
Sunscreen Experiment
Sunscreen Experiment
Activity
Sunscreen Experiment
When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.
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
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
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
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
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
Homemade Barometer
Homemade Barometer
Activity
Homemade Barometer
This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.
3rd grade
Science
Activity
Make a Balloon Stick to the Wall Like "Magic"
Make a Balloon Stick to the Wall Like "Magic"
Activity
Make a Balloon Stick to the Wall Like "Magic"
Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.
3rd grade
Science
Activity
Create a Constellation
Create a Constellation
Activity
Create a Constellation
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.
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
Test the Power of Baking Powder
Test the Power of Baking Powder
Activity
Test the Power of Baking Powder
Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!
3rd grade
Science
Activity
Measure the Moon
Measure the Moon
Activity
Measure the Moon
Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.
3rd grade
Science
Activity
Make Gak: Experiment with Polymers
Make Gak: Experiment with Polymers
Activity
Make Gak: Experiment with Polymers
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.
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
Bending Light Experiment
Bending Light Experiment
Activity
Bending Light Experiment
If your science savy third grader is up for a challenge, let her bend light with a casserole dish!
3rd grade
Science
Activity
Button Launcher
Button Launcher
Activity
Button Launcher
Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.
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.