Third Grade Science Activities and Experiments

108 filtered results
108 filtered results
3rd grade
Science
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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
Make Rose Petal Beads
Make Rose Petal Beads
Activity
Make Rose Petal Beads
Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!
3rd grade
Science
Activity
Make Spider Web Art!
Make Spider Web Art!
Activity
Make Spider Web Art!
This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.
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
What Doesn't Belong? A Categorization Game
What Doesn't Belong? A Categorization Game
Activity
What Doesn't Belong? A Categorization Game
This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.
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
Grow Salt Crystals!
Grow Salt Crystals!
Activity
Grow Salt Crystals!
Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.
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
Easter Egg Designs
Easter Egg Designs
Activity
Easter Egg Designs
Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.
3rd grade
Science
Activity
Making Rain
Making Rain
Activity
Making Rain
Help your kindergarten science maven explore the water cycle without getting everything wet.
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
Explore Christmas Tree Science
Explore Christmas Tree Science
Activity
Explore Christmas Tree Science
This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!
3rd grade
Science
Activity
Spring Party Ideas
Spring Party Ideas
Activity
Spring Party Ideas
What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!
3rd grade
Science
Activity
Make Your Own Cloud!
Make Your Own Cloud!
Activity
Make Your Own Cloud!
Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!
3rd grade
Science
Activity
Explore the Phases of the Moon
Explore the Phases of the Moon
Activity
Explore the Phases of the Moon
We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.
3rd grade
Science
Activity
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
Everyday Darwin: Create a Nature Journal
Everyday Darwin: Create a Nature Journal
Activity
Everyday Darwin: Create a Nature Journal
In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.
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
Orange Bird Feeder
Orange Bird Feeder
Activity
Orange Bird Feeder
Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.
3rd grade
Science
Activity
Discover Christmas Smells and Memories
Discover Christmas Smells and Memories
Activity
Discover Christmas Smells and Memories
Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.
3rd grade
Science
Activity
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
Take Science Home with Decomposition
Take Science Home with Decomposition
Activity
Take Science Home with Decomposition
Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!
3rd grade
Science
Activity

Third Grade Science Activities and Experiments

Our free, hands-on third grade science activities and experiments are the perfect way to empower third graders to learn cool stuff and think critically about the world around them. For more in-depth science projects, take a look at the Science Fair Project Ideas section of the site.