How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

This science fair project idea explores substances that cause a bubble to last longer.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

People have favorite flavors, but what about ants? Which ant food is the most popular?

How powerful is the reaction between baking soda and vinegar? Find out here!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.