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!

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

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.

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.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

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.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.