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

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

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

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

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

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.

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

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

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

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

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.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

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.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

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

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

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.

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.

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

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.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.