What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Help your child learn about animal classification with this fun and delicious activity.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

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

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Slip some science into storm watching with a homemade rain gauge!

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

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?

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

This simple experiment serves as an introduction to the greenhouse effect.

This science fair project teaches students the differences between fruits and vegetables.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

In this design challenge, students will be tasked with creating a bouncy ball polymer!