4th Grade Activities

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

This science fair project idea explores the different properties & interactions of sugar molecules.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

This science fair project idea determines what household items are good conductors of electricity.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

This science fair project idea experiments with spinning color wheels and optical illusions.

Invite your child to craft dream cloud magnets to display their hopes and visions for the future!

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

Discover how and which salt melts ice the quickest.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Your child will learn a whole alphabet of different jobs while they complete this brain-teaser chart just in time to celebrate Labor Day!

Create your own version of an Aboriginal Australian dot painting in this fun activity!

Take a dive into the candy jar with this yummy science experiment.

In this activity, your child will design their own Best Self Journal to reflect on ways they have been their best each day.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Celebrate Kwanzaa with your fourth grader, or introduce them to a new cultural practice, by showing them how to weave a Kwanzaa mat out of an ordinary paper bag!

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

Learn all about balance and motion as your child designs a corn maze!

Help your fourth grader design a first class postage stamp for a hero who stood up for the dignity of people from all walks of life.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Celebrate the spirit of Dr. King's famous "I Have a Dream" speech with this meaningful and educational art project.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.