The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

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.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

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

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

Have your child kick off their summer vacation by making a miniature water slide!

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

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

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

In this science fair project, students use the streak test to tell minerals apart from each other.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

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

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Start your toy engines -- this is going to be a fast and friction-filled race!

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

Find out which type of sponge holds the most water.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

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

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.